The population of Gilbert increased 275%. Which of the following are equivalent to 275%?
275 - (Yes or no)
27 1/2 - (Yes or no)
2 3/4 - (Yes or no)
11/4 - (Yes or no)
2.75 - (Yes or no)
Answers
From the question we were asked to find the equivalent of 275%
A percentage of a number is that number obtained when it is broken up into 100 parts
Therefore,
We have to divide 275 by 100 and reduce to its lowest term
275%=
\(\begin{gathered} =\frac{275}{100} \\ =2\frac{75}{100} \\ \text{reducing to the lowest term we have by dividing by 25 we w}ill\text{ have} \\ =2\frac{3}{4} \\ \text{changing to decimal we have ,} \\ =2.75 \end{gathered}\)If we change
\(\begin{gathered} 2\frac{3}{4\text{ }} \\ to\text{ a mixed fractrion we have,} \\ \frac{4\times2+3}{4}=\frac{8+3}{4}=\frac{11}{4} \end{gathered}\)We can therefore conclude that the question has multple answers with a YES.
\(\begin{gathered} 2\frac{3}{4}\text{ (YES)} \\ \frac{11}{4\text{ }}\text{ (YES)} \\ 2.75\text{ (YES)} \\ \text{While the rest of the option are NO} \\ 275\text{ (NO)} \\ 27\frac{1}{2}\text{ (NO)} \end{gathered}\)Related Questions
pls help, you have to write in fraction form.
Answers
522% of 175 is 91
Answer:
42/145
Step-by-step explanation:
i tried might be wrong
Write an equation of the line that passes through (-3, 3) and is perpendicular to the line 2y = 8x - 6.
Answers
Answer:
2y = 8x - 6
2y/2 = 8x/2 - 6/2
y = 4x - 3
y = -1/4x + 3Chi Tang, a business person from Taiwan, deposits 25,000 yuan in a mutual fund with bonds managed by Bank of America that is expected to pay 6% compounded semiannually. Find the interest after 5 years.
Answers
Solution:
Given:
\(\begin{gathered} P=25,000\text{yuan} \\ r=6\text{ \%}=\frac{6}{100}=0.06 \\ t=5\text{years} \\ n=2 \end{gathered}\)To find the amount, we use the formula below;
\(A=P(1+\frac{r}{n})^{nt}\)Substituting the given values into the formula;
\(\begin{gathered} A=P(1+\frac{r}{n})^{nt} \\ A=25000(1+\frac{0.06}{2})^{2\times5} \\ A=25000(1+0.03)^{10} \\ A=25000(1.03)^{10} \\ A=25000\times1.03^{10} \\ A=\text{ 33,597.91 Yuan} \end{gathered}\)Hence, to find the interest after 5years,
\(\begin{gathered} \text{Amount}=\text{principal+interest} \\ \text{Interest}=\text{amount}-\text{principal} \\ \text{Interest}=33597.91-25000 \\ \text{Interest}=8597.91\text{ Yuan} \end{gathered}\)Therefore, the interest after 5years is 8,597.91 Yuan
(a) Find a vector function, r(t), that represents the curve of intersection of the two surfaces.The cylinderx^2 + y^2 = 25and the surfacez = xyr(t)=??
Answers
A possible vector function that represents the curve of intersection of the two surfaces is r(t) = (5 cos(t), 5 sin(t), 5 cos(t) sin(t))
The cylinder x^2 + y^2 = 25 represents the set of points in 3D space where the distance from the origin to the point (x, y, z) is equal to 5. The surface z = xy represents the set of points in 3D space where the height of the point (x, y, z) is equal to its x-y coordinate.
The curve of intersection of the two surfaces is given by the set of points in 3D space that are simultaneously on the cylinder and on the surface z = xy. This means that for any point on the curve of intersection, the distance from the origin to the point must be equal to 5, and the height of the point must be equal to its x-y coordinate.
We can find a vector function that represents the curve of intersection by parameterising the points on the curve in terms of a scalar parameter t. For example, a possible parameterization of the curve of intersection is:
r(t) = (5 cos(t), 5 sin(t), 5 cos(t) sin(t))
where t is a scalar parameter that ranges over all values between 0 and 2π. The values of x, y, and z are given by 5 cos(t), 5 sin(t), and 5 cos(t) sin(t), respectively, and represent a point on the curve of intersection for each value of t.
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HELP PLEASEEE ILL GIVE BRAINLY
Answers
Answer:
Step-by-step explanation:
1. No
2.yes
3.no
4.nope
5.no
find the measure of the indicated angle that makes lines u and v parallel
Answers
To make lines u and v parallel, the indicated angle must be 108°.
What are angles?An angle is a figure in Plane Geometry formed by two rays or lines that share a common endpoint. "Angle" comes from the Latin word "angulus," which means "corner." The two rays are referred to as the sides of an angle, and the common endpoint is referred to as the vertex.So, if two parallel lines n and m intersect, then all the angles generated in line m must be exactly the same as the angles generated in line n.
At the intersection of two lines, two adjacent angles must add up to 180°.According to the first criterion, the missing angle denoted by a "?" must have the same measure as the angle just below the 72° angle.According to the second (and previously used) criterion, we must have:
? + 72° = 180°When we solve that, we get:
? = 180° - 72° = 108°Therefore, to make lines u and v parallel, the indicated angle must be 108°.
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WILL GIVE BRAINLIEST PLZZ HELPP!! which proportiomal relationship has the greatest unit rate: the table or the equation? i dont have a picture btw
Answers
Answer:
A unit rate is the rate of change in a relationship where the rate is per 1. The rate of change is the ratio between the x and y (or input and output) values in a relationship. Another term for the rate of change for proportional relationships is the constant of proportionality.
Step-by-step explanation:the unit rate is the number represented by the ��. If a graph of a line passes through the origin and contains the point (1, r), r representing the unit rate, then the relationship is proportional.
What is greater 1.0275 or 1.029
Answers
Answer:
1.029 is greater than 1.0275
Step-by-step explanation:
Answer:
1.029
Step-by-step explanation:
What is greater 1.0275 or 1.029
.027 < .029
So, 1.029 is greater.
how does a toad reassemble a fish
Answers
Answer:
they do- here's how (i think)
Step-by-step explanation:
a toad has similar features- think about it.
a toad has gills since it needs to stay underwater for the time being
so do fish
they have a tail to let them swim around and direct themselves to which area they're going to.
fish also do the same!
hope this helps!:)
The product of two factors is 2,400. One of the factors is 30. What is the other factor
Answers
Answer:
80
Step-by-step explanation:
2400/30=80.
Answer:
another factor is 80
Step-by-step explanation:
2400 ÷ 30
= 80
The function f(x) = 6x + 8 is transformed to function g through a horizontal stretch by a factor of 5. What is the equation of function g? Replace the values of a and k in the function equation. G(x)=6^ax +k
Answers
Answer:
\(g(x) = 30\cdot x +40\); \(a \approx 1.898\), \(k = 40\).
Step-by-step explanation:
The resultant function is obtained by multiplying \(f(x)\) by a real number \(k\). That is:
\(g(x) = k \cdot f (x)\)
If \(k = 5\) and \(f(x) = 6\cdot x + 8\), then \(g(x)\) is:
\(g(x) = 5\cdot (6\cdot x + 8)\)
\(g(x) = 30\cdot x +40\)
Given that presence of the expression \(g(x) = 6^{a}\cdot x + k\), then:
\(6^{a} = 30\) and \(k = 40\)
The value of a is obtained by applying the definition of logarithms:
\(a = \log_{6}30\)
\(a \approx 1.898\)
Finally, the value of k is found by direct comparison:
\(k = 40\)
Answer: 1/5 and 8
Step-by-step explanation:
When 1370 subjects were asked, "On how many days in the past 7 days have you felt lonely?" the mean was 1.5 and the standard deviation was 2.16. The margin of error for a 95% confidence interval for the population mean is 0.12. Construct that confidence interval, and interpret it. The confidence interval goes from nothing to nothing. (Round to two decimal places as needed.)
Answers
Answer:
Confidence Interval = (1.41, 1.59)
Step-by-step explanation:
To construct a confidence interval for the population mean, we can use the following formula:
Confidence Interval = sample mean ± (margin of error * standard error)
where the standard error is equal to the standard deviation divided by the square root of the sample size.
Given the information provided, we can calculate the standard error as:
standard error = 2.16 / sqrt(1370) = 0.058
Then, we can calculate the margin of error as 0.12.
Substituting these values into the formula, we get:
Confidence Interval = 1.5 ± (0.12 * 0.058)
Confidence Interval = (1.41, 1.59)
Therefore, we can interpret the 95% confidence interval as follows: we are 95% confident that the true population mean of the number of days that people feel lonely in the past 7 days is between 1.41 and 1.59. This means that if we were to take many samples of 1370 subjects and compute the confidence intervals for each sample using the same method, we would expect about 95% of the intervals to contain the true population mean.
Which graph represents the compound inequality?
h ≥ –5 and h < 2
Answers
Both h ≥ –5 and h < 2 represent the area more than or equal to negative 5 and less than 2.
What is inequality?Inequality is defined as an equation that does not contain an equal sign. Inequality is a term that describes a statement's relative size and can be used to compare these two claims.
The inequality equation is given below.
h ≥ –5 and h < 2
Then h ≥ –5 represents the area more than or equal to negative 5.
And h < 2 represents the area less than 2.
Then both h ≥ –5 and h < 2 represent the area more than or equal to negative 5 and less than 2.
The graph is given below.
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Answer:
THe Answer is A
Step-by-step explanation:
Opal saves $7. A week for 16 weeks. Her brother saves $27. A month for 4 months. Who saves more money?
Answers
Answer:
Opal saves more
Step-by-step explanation:
Use the number line to find the equivalent decimal and mixed number for givenletter
Answers
The equivalent decimal and mixed number for given letter C is,
⇒ C = 8.2 ; 8 2/10
We have to given that,
A number line is shown in image.
Since,
A number lines are the horizontal straight lines in which the integers are placed in equal intervals.
And, All the numbers in a sequence can be represented in a number line. This line extends indefinitely at both ends.
Now, By given number line,
Point C is two point left from point 8.
Hence, The point C is denoted as,
⇒ C = 8.2
⇒ C = 82/10
⇒ C = 8 2/10
Therefore, the equivalent decimal and mixed number for given letter C is,
⇒ C = 8.2 ; 8 2/10
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The base of a solid right pyramid is a square with an edge
length of n units. The height of the pyramid is n - 1 units.
Which expression represents the volume of the pyramid?
on(n − 1) units
o zn(n − 1)2 units
o {n?(n − 1) units 3
on(n − 1) units
(n-1)
n
Answers
Answer:
These are all right answers, just pick the one that matches an answer choice
n^2 * (n-1)/3
(n^3-n^2)/3
((n-1)n^2)/3
Step-by-step explanation:
The general area for a square pyramid is base * height/3
Since we know the edge is n units, we can subsitute the base for:
n*n = n^2 = b
The height is n-1, so lets plug that into the formula too:
n^2 * (n-1)/3
Its a bit hard to tell what the answer choices are, since your formatting is a bit strange, So in the answer section, I will list a couple of different expressions that are all equal, so that I get the right answer choice included.
Question 2 of 49
Lines AB and XY are best described as which of the following?
A. Perpendicular rays
B. Perpendicular segments
C. Perpendicular lines
D. Parallel lines
Answers
Option (b) is the correct answer: Perpendicular segments.
Perpendicular rays, perpendicular segments, perpendicular lines, and parallel lines are important concepts in geometry that describe the relationship between lines and line segments.
1. Perpendicular Rays: Perpendicular rays are two rays that intersect at point and form a right angle (90 degrees) at the point of intersection. The rays extend indefinitely in opposite directions from the point of intersection.
2. Perpendicular Segments: Perpendicular segments are line segments that intersect at a right angle. They share a common endpoint but do not extend indefinitely like rays. The right angle is formed at the point of intersection.
3. Perpendicular Lines: Perpendicular lines are lines that intersect at a right angle. They continue indefinitely in opposite directions and form four right angles at the point of intersection. Perpendicular lines are often denoted by a symbol ⊥.
4. Parallel Lines: Parallel lines are lines that never intersect. They remain equidistant from each other at all points. Parallel lines have the same slope and do not converge or diverge. In Euclidean geometry, parallel lines are denoted by a double vertical line symbol (||).
Understanding these concepts is fundamental in geometry as they help define angles, shapes, and spatial relationships. The properties of perpendicular and parallel lines play a crucial role in various geometric theorems and applications.
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when f(x) is greater than 0
Answers
Answer:
Step-by-step explanation:
a) Work out the percentage population increase from 2001 to 2011.
Give your answer to 1 decimal place.
Answers
The percentage population increase from 2001 to 2011 is 50%.
To calculate the percentage population increase from 2001 to 2011, you need the population figures for both years. Let's assume the population in 2001 was 100,000 and in 2011 it was 150,000.
The formula to calculate the percentage increase is:
Percentage Increase = ((New Value - Old Value) / Old Value) * 100
Plugging in the values:
Percentage Increase = ((150,000 - 100,000) / 100,000) * 100 = (50,000 / 100,000) * 100 = 0.5 * 100 = 50%
Therefore, the percentage population increase from 2001 to 2011 is 50%.
Please note that the actual population figures for the respective years need to be used in the calculation to obtain an accurate result. The example above is for illustrative purposes.
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(4x-10) x (3x²)
Find the area of the rectangle
Answers
If the length of the rectangle be (3x+2) units and width (4x+10)units then the area of the rectangle be \($x=-\frac{2}{3}, x=-\frac{5}{2}$$\).
How to find the area of rectangle?The region enclosed by an object's shape is referred to as the area. The area of the shape is the area that the figure or any other two-dimensional geometric shape occupies in a plane.
A rectangle's sides determine its area. In essence, the length and breadth of the rectangle multiplied together gives the area of the rectangle.
Let the length of the rectangle be (3x + 2) units and width of the rectangle be (4x + 10)units.
Area of rectangle = length × breadth
= (3x +2) × (4x +10)
simplifying the above equation, we get
= (3x) × (4x +10) + 2(4x +10)
= 12x² + 30x +8x +20
12x² + 38x + 20 = 0
simplifying the above equation, we get
By using quadratic equation, then
\($x_{1,2}=\frac{-38 \pm \sqrt{38^2-4 \cdot 12 \cdot 20}}{2 \cdot 12}$$\)
simplifying the above equation, we get
\($$\begin{gathered}x_{1,2}=\frac{-38 \pm 22}{2 \cdot 12}\end{gathered}$$\)
Separate the solutions, we get
\($$\begin{aligned}& x_1=\frac{-38+22}{2 \cdot 12}, x_2=\frac{-38-22}{2 \cdot 12} \\& x=\frac{-38+22}{2 \cdot 12}:-\frac{2}{3} \\& x=\frac{-38-22}{2 \cdot 12}:-\frac{5}{2}\end{aligned}$$\)
The solutions to the quadratic equation are:
\($x=-\frac{2}{3}, x=-\frac{5}{2}$$\)
The complete question is:
Find the area of rectangle with length (3x+2) units and width (4x+10)units.
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answer quick for brainliest
Answers
Therefore, P(K|J) is equal to 1/5 in its simplest form.
What is fraction?
A fraction is a mathematical expression that represents a part of a whole. It is written in the form of one integer (the numerator) divided by another integer (the denominator), separated by a horizontal line. For example, the fraction 2/5 represents two parts out of a total of five parts.
The numerator represents the number of parts we are interested in, while the denominator represents the total number of equal parts that make up the whole. Fractions can be proper (the numerator is less than the denominator), improper (the numerator is greater than or equal to the denominator), or mixed (a whole number and a fraction together). Fractions are used in a wide range of mathematical operations, such as addition, subtraction, multiplication, and division.
by the question.
We can use the formula P(B/A) = P(B∩A)/P(A) to calculate P(KJ), where A is the event that J occurs, and B is the event that K and J occur.
First, we need to find P(K|J∩N). We can use the formula P(JNK) = P(KJ∩N)/P(J) to find this value.
\(P(K|J∩N) = P(JNK) * P(J) = (1/5) * (3/7) = 3/35\)
Next, we need to find P(J) = 3/7.
Finally, we can use the formula P(K|J) = P(K|J∩N)/P(J) to find P(KJ):
\(P(K|J) = P(KJ∩N)/P(J) = (3/35) / (3/7) = (3/35) * (7/3) = 1/5\)
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Consider the parabola given by the equation:
f
(
x
)
=
4
x
2
+
8
x
−
1
Find the following for this parabola:
A) The vertex:
B) The vertical intercept is the point
C) Find the coordinates of the two
x
intercepts of the parabola and write them as a list, separated by commas:
It is OK to round your value(s) to to two decimal places.
Answers
The value following are
vertex: (6, -9)
y-intercept: (0, 27)
X = 3, 9
Finding Vertex (Part A)
Consider the formula -b/2a. This formula gives you the x-coordinate of the vertex.
\(y = 1x^2 - 12x + 27\)
a = 1
b= -12
c =27
-b/2a = - (-12)/2(1) = 12/2 = 6 (x-coordinate of vertex)
When solving for the y-coordinate of the vertex you will need to substitute your 'x" back into the equation.
\(y = 1(6)^2 - 12(6) + 27\)
y = 36 - 72 + 27 = -9 (y-coordinate of vertex)
--------------------------------------------------------------------------
Y- Intercept (Part B)
When looking for the y-intercept your "x" must always be 0.
Substitute 0 in every "x" in the equation.
y =\(1(0)^2 - 12(0) + 27\)
y = 27
y-intercept: (0, 27)
-----------------------------------------------------------------------------
X- Intercepts (Part C)
To find the values of the "x" factor.
\(y = 1x^2\) - 12x + 27
\(0 = 1x^2\) - 12x + 27
0 = (x - 3 )(x - 9 )
(x-3) = 0 (x-9) = 0
x = 3 x = 9
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Question 11(Multiple Choice Worth 5 points)
(One-Step Inequalities MC)
Which graph represents the solution to the inequality -0.25 is greater than or equal to the product of a number and -0.5?
Answers
A graph which represents the solution to the given inequality (-0.25 ≥ -0.5n) is: graph .
What is an inequality?An inequality is to a mathematical relation that is typically used for comparing two (2) or more numerical data and variables in an algebraic equation based on any of the following inequality symbols:
Greater than (>).Greater than or equal to (≥).Less than (<).Less than or equal to (≤).Translating the word problem into an inequality, we have:
-0.25 ≥ -0.5 × n
Next, we would find the solution to this given inequality in order to determine its graph:
-0.25 ≥ -0.5n
Dividing both sides by -0.5, we have:
n ≥ -0.25/-0.5
n ≥ 0.5
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A rectangle has an area of 18 square centimeters.
Which of the following could be the rectangle's length and width?
(Area = length x width)
Choose all answers that apply:
B
C
1 cm and 18 cm
2 cm and 9 cm
3 cm and 6 cm
4 cm and 5 cm
Answers
Answer:
1 cm and 18 cm
2 cm and 9 cm
3 cm and 6 cm
Step-by-step explanation:
We need to find the factors of 18
which are; 1,18; 2,9; 3,6
So therefore we'd pick:
1 cm and 18 cm
2 cm and 9 cm
3 cm and 6 cm
Find the equation of this line
Answers
Answer: y=1x+1
Step-by-step explanation:
Rise/Run = 1/1 = 1 = slope
y-intercept : 1
Answer:
y=-2x+1 is the answer
Step-by-step explanation:
For Saturday matinees, a movie theater charges $5 for adult tickets and $3 for children's tickets. If the movie theater sold a total of 166 matinee tickets and made
$718 in revenue on Saturday afternoon, how many adult matinee tickets were sold?
Answers
Answer:
Let's use A to represent the number of adult tickets sold and C to represent the number of children's tickets sold.
We know that A + C = 166, since the total number of tickets sold is 166.
We also know that the revenue earned from adult tickets is $5A and the revenue earned from children's tickets is $3C. Since the total revenue earned is $718, we can write:
5A + 3C = 718
Now we have two equations with two variables:
A + C = 166
5A + 3C = 718
We can solve for A in the first equation to get:
A = 166 - C
Then we can substitute this expression for A into the second equation:
5(166 - C) + 3C = 718
Simplifying and solving for C, we get:
830 - 2C = 718
2C = 112
C = 56
So 56 children's tickets were sold. We can substitute this value back into the first equation to solve for A:
A + 56 = 166
A = 110
Therefore, 110 adult tickets were sold.
Answer:
Step-by-step explanation:
Let's use the following variables:
a = number of adult tickets sold
c = number of children tickets sold
We know that:
a + c = 166 (total number of tickets sold)
5a + 3c = 718 (total revenue)
We can solve this system of equations by substitution or elimination. Here, we'll use elimination:
Multiply the first equation by 3: 3a + 3c = 498
Subtract the second equation from the first: 2a = 220
Solve for a: a = 110
So 110 adult tickets were sold. We can find the number of children's tickets by substituting a = 110 into either of the original equations:
c = 166 - a = 166 - 110 = 56
Therefore, 110 adult tickets and 56 children's tickets were sold.
6. What equation would you use to solve for x?*
Answers
Opposite over adjacent
i need help asap!!!!!
Answers
Answer:
The slope is same for both points.
Step-by-step explanation:
1st set of points: (1, 4) and (7, 2)
m = 2-4/7-1
m = -2/6
m = -1/3
2nd set of points: (7, 2) and (10, 1)
m = 1-2/10-7
m = -1/3
The slope is same for both points.
Hello!
i need help with question 67 & 68
Answers
Answer:
67. A
68. D
Step-by-step explanation:
I don't remember exactly the explanation, but I recommend you try to learn more about number lines sometime when you aren't under stress from schoolwork, because they're pretty simple questions to answer once you get a better understanding of them!
1/6(49/9-14/3)+27/73/5×33
Answers
Answer:
61.15702689
Step-by-step explanation:
= 1 / 6 (49/9-14/3) + 27 / 73 / 5 × 33
= 1/6 x 7/9 + 61.02739726
= 61.15702689 = 61.16 (2 d.p.)