Which of the following best describes the constant of proportionality?
a. 100 calories per donut
b. 300 calories per donut
c. 150 calories per donut
d. 600 calories per donut
what is the four types of angles?
Step-by-step explanation:
acute angle
obuse angle
right angle
stright angle
Parking fees in zone A and zone B are 4 € per hour and 3 € per hour, respectively. Which of the following is true? The fee in zone A is 25 % higher than the fee in zone B. Parking in zone B is one third cheaper than parking in zone A. Using the same amount of money, you can park in zone A for a 25 % shorter period, than in zone B. None of these I will leave this question unanswered
The true statement about the parking fees in zone A and zone B is A. The fee in zone A is 25 % higher than the fee in zone A.
How is the percentage difference determined?From the data table below, we can determine that the higher parking fee occurs in zone A instead of zone B.
There is a difference of 1 € in the parking fees between the two zones, which results in a 25% difference.
Data and Calculations:Zone A Zone B
Parking fees per hour 4 € 3 €
Difference in fees +1 € - 1 €
Percentage difference:
Higher than the other 25% 0%
Less than the other 0% 33%
Thus, we can conclude that A. The fee in zone A is 25 % higher than the fee in zone A.
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HELP MEHHHH! I WILL MARK YOU BRAINLIEST! I NEED AN EXPLANATION
This illustrates the rule of large numbers, according to which the sample mean approaches the population mean as the sample size rises.
what is probability ?The likelihood or chance of an occurrence occurring is measured by probability. It is expressed as a number between 0 and 1, with 0 denoting impossibility and 1 denoting certainty of the occurrence. Additionally, probabilities can be stated as percentages, with 0% denoting an improbable event and 100% denoting a specific event. By dividing the number of favourable outcomes by the total number of potential outcomes, the probability of an occurrence is determined.
given
Since there are six potential outcomes and only one of them is a 5, the theoretical probability of rolling a 5 on a fair die is 1/6.
Mya's experimental chance of rolling a 5 after 100 trials is 25/100, which can be expressed as 1/4. Her experimental probability after 200 attempts is 30/200, which can be expressed as 3/20.
This implies that the experimental probability moves closer to the theoretical probability as the number of trials rises.
In other words, Mya's experimental findings get closer to the anticipated theoretical probability the more times she rolls the die.
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The complete question is :- Communicate and Justify Mya rolls a fair die and counts the number of times she rolls a 5. She rolls a 5 on 25 of the first 100 trials. She rolls a 5 on 30 of the first 200 trials. Compare the experimental probability to the theoretical probability after 100 trials and 200 trials. What do you notice? Explain.
The number of students attending the seventh grade class trip is 4 times the number of teachers attending. What Is tge ratio of teachers to studets attending the class trip?
Answer:
1:4
Step-by-step explanation:
pls heart and give brainliest much appreciated
Answer:
1:4
Step-by-step explanation:
1:4 ok bye, bc I needa ask sum questions so dont come 4 me
what is the area of this polygon?
A=148cm²
A=192cm²
A=214cm²
A=260cm²
Answer:
I think is A =214cm maybe I think so
Answer:
itś 192 cm2
Step-by-step explanation:
What rule can you write about where the numbers in an inequality with a greater than symbol lie in relation to each other on the horizontal number line?
Answer:
For inequalities with a less than sign (<), the first number is always to the left of the second number on the horizontal number line.
Step-by-step explanation: I had it as a question.
The first number is always to the left of the second number in inequalities with a less-than sign ().
Inequality can be defined as the relation of the equation containing the symbol of ( ≤, ≥, <, >) instead of the equal sign in an equation.
Here,
Let's assume an inequality,
y < x
Which represents that x has a greater value than y, and also on the horizontal number line, the first number is always to the left of the second number in inequalities with a less-than sign ().
Thus, The first number is always to the left of the second number in inequalities with a less-than sign ().
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A rectangular pyramid has a height of 5 units and a volume of 50 units3. Shannon states that a rectangular prism with the same base area and height has a volume that is three times the size of the given rectangular pyramid. Which statement explains whether Shannon is correct?
A rectangular prism in which BA = 10 and h = 5 has a volume of 150 units3; therefore, Shannon is correct
A rectangular prism in which BA = 30 and h = 5 has a volume of 150 units3; therefore, Shannon is correct
A rectangular prism in which BA = 10 and h = 5 has a volume of 50 units3; therefore, Shannon is incorrect
A rectangular prism in which BA = 30 and h = 5 has a volume of 50 units3; therefore, Shannon is incorrect
Answer:
B (A rectangular prism in which BA = 30 and h = 5 has a volume of 150 units3; therefore, Shannon is correct)
Step-by-step explanation:
I took the test!
The solution is,: A rectangular prism in which BA = 30 and h = 5 has a volume of 150 units^3; therefore, Shannon is correct
What is volume?In mathematics, volume is the space taken by an object. Volume is a measure of three-dimensional space. It is often quantified numerically using SI derived units or by various imperial or US customary units. The definition of length is interrelated with volume.
here, we have,
step 1
Find the area of the base of the rectangular pyramid
we know that:
The volume of the rectangular pyramid is equal to:
V = 1/3 * bh
where
B is the area of the base
H is the height of the pyramid
we have
V= 50
h = 5
substitute and solve for B
we get,
b= 30
step 2
Find the volume of the rectangular prism with the same base area and height
we know that
The volume of the rectangular prism is equal to
V = bh
we have
b = 30
h = 5
substitute
V = 30 * 5 = 150 unit^3
therefore
The rectangular prism has a volume that is three times the size of the given rectangular pyramid. Shannon is correct
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Danny bought a valuable baseball card for $32.00. He pays for it with two twenty-dollar bills. The cashier gives Danny back the least number of bills possible. What was his change?
Answer:
8 dollars
Step-by-step explanation:
Need help with 10, 11, and 12. Need help fast!!
#10. In order to find a ratio, all we need to do is set up a simple equation and then cross-multiply!
I'll show you !
In this case, we'll take the already established ration (14 : 8 ) and find the equivalent ratio where 7 is in place of 14 (7: x)
x will be the other table value we are looking for!
Now let's set up the equation and cross-multiply!
\(\frac{14}{8} = \frac{7}{x}\)
cross multiply 14 and x, then 8 and 7
We get: 14x = 56
solve to find x!
x = 56/14
x = 4 blankets
Now let's use the ratio 7: 4 to find what goes with 16 in the table!
\(\frac{7}{4} = \frac{x}{16}\)
4x = 112
x = 112/4
x = 28 towels
_________________________________________________-
#11. : Using the same method, I'll fill in the values of the table on #11
16 forks, 10 spoons
8 forks, 5 spoons,
48 forks, 30 spoons
_____________________________________________
#12. If the neighbor pays you $17 for every 2 hours of work, we need to find how many times 2 hours goes in 8 hours of work
We do this by dividing
8/2 = 4 times
2 hours of work goes into 8, 4 times!
Now we multiply 4 by $17 to find how much your neighbor owes you!
$17 × 4 = $68
Your neighbor owes you $68 !!!
which is the correct one???
Answer:
52
Step-by-step explanation:
5x-22+4x+4 = 90
9x-18=90
9x=108
x=12
4*12+4
52
Answer:
x=12 Hope this helps!!!
Step-by-step explanation:
Remember a straight line equals 180 and when you have the box the angle is 90 degrees. Try solving the equation 5x-22+4x+4+90=180.
5x-22+4x+4+90=180 (combine like terms)
9x+72=180 (subtract 72 from both sides)
9x=108 (divide 9 on both sides)
x=12
William bought 2.35 pounds of apples. Jill bought 0.764 pounds of apples. Frank bought 2.5 times the total amount that William and Jill bought altogether. How many pound of apples did Frank buy?
Answer:
7.785
Step-by-step explanation:
William and Jill together is 3.114 so just times that by 2.5 and your good
Answer:
7.785 lbs
Step-by-step explanation:
add 2.35 and .764 then multiply by 2.5
if f={(1,3),(4,9),(5,2),(6,8)} and f(a)=8, what are all of the possible values for a?
The mean value theorem is used to link the average rate of change and the derivative of a function.
The value of V is 8.
The givenparameters are:
Mean value theorem states that:
If [a,b] and
(a,b),
Then there is a point c in (a,b), such that:
From the question, we understand that: f is differentiable
This means that:
avethat:
The equation becomes
Cross mltiply
o both side
From the question, we have:
By comparisons;
Hence, the value of V is 8.
x = 12 log 8x ( Find the value of x.?
The value of x that satisfies the equation x = 12 log₆ (8x) is x = 0.
We have,
To find the value of x in equation x = 12 log₆ (8x), we can solve it algebraically.
Here's how:
Start by isolating the logarithm term by dividing both sides of the equation by 12:
x/12 = log₆ (8x)
Now, rewrite the logarithmic equation in exponential form:
6^(x/12) = 8x
Apply the properties of exponents to simplify the equation further:
(2^3)^(x/12) = (2^3)^x
2^(3x/12) = 2^(3x)
Since the bases are equal, we can equate the exponents:
3x/12 = 3x
Next, cross-multiply to get rid of the fraction:
3x = 12 * 3x
Simplify:
3x = 36x
Subtract 36x from both sides:
3x - 36x = 0
Simplify:
-33x = 0
Divide both sides by -33:
x = 0
Therefore,
The value of x that satisfies the equation x = 12 log₆ (8x) is x = 0.
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Kaylee has a 7/12 yard piece of lace that she is using to make doll dresses. She
needs 1/8 yard for each dress. Which expression can be used to show how
many dresses she can make from the lace?
The expression that can be used to show how many dresses she can make from the lace is \(\frac{7}{12}\) ÷\(\frac{1}{8}\)
In order to determine how many dresses can be made from the lace, divide the yards of the lace by how many yards are needed to make the dress
Number of dresses that can be made = \(\frac{7}{12}\) ÷ \(\frac{1}{8}\)
Solving this equation, 4 dresses can be made from the lace
7/12 x 8/1 = 4.67 dresses
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Write the equation of the parabola that has the same shape as f(x)=-3 x² but with vertex (5,9) in the form f(x)=a(x-h)²+k.
f(x)=
The equation of the parabola from the vertex is f(x) = -3(x - 5)² + 9
How to determine the equation of the parabola?The equation of the function is given as
f(x) = 3x²
Also, we have
Vertex = (5, 9)
The form of the equation is given as
f(x) = a(x - h)² + k
Where
Vertex = (h, k)
This means that
Vertex = (h, k) = (5, 9)
Substitute (h, k) = (5, 9) in the equation f(x) = a(x - h)² + k
So, we have
f(x) = a(x - 5)² + 9
This also means that
f(x) = -3(x - 5)² + 9
The -3 is gotten from f(x) = -3x²
Hence, the equation of the parabola is f(x) = -3(x - 5)² + 9
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3. [-/2 Points]
Find the limit of the function (if it exists). (If an answer does not exist, enter DNE.)
4x² + 5x-6
x+2
DETAILS
20
lim
X--2
Write a simpler function that agrees with the given function at all but one point. Use a graphing utility to confirm your result.
g(x)
LARCALC12 1.3.044.
Need Help? Read It
The limit of the function as x approaches -2 is 20.To find the limit of the function (if it exists), we can substitute the given value into the function and simplify. Given function: f(x) = 4x² + 5x - 6x + 2
To find the limit as x approaches -2, we substitute -2 into the function:
f(-2) = 4(-2)² + 5(-2) - 6(-2) + 2
= 4(4) - 10 + 12 + 2
= 16 - 10 + 12 + 2
= 20
Therefore, the limit of the function as x approaches -2 is 20.
To write a simpler function that agrees with the given function at all but one point, we can use a graphing utility. By plotting the given function and observing its behavior, we can create a simpler function that matches the original function except at one point.
However, without further information about the specific behavior of the given function, it is not possible to provide a more detailed explanation or a graph of the simpler function.
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2x – 10 = 4x
solve for x
Answer:
Step-by-step explanation:
2x-10=4x
-10=4x-2x
-10=2x
-10÷2=x
-5=x
Mr. Ahamad's science class is studying blood types. The table below shows the probability that a person living in the US has a particular blood type.
The probability that the three randomly selected students will have blood types A, B and AB is given as follows:
0.00164 = 0.164%.
How to calculate a probability?The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes.
Hence the probability for this problem is calculated as follows:
41/100 x 1/10 x 1/25 = 0.00164 = 0.164%.
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In a quiz , positive marks are given for correct answers and negative marks are given dor incorrect answers. If Jack's scores in five successive rounds were 25,-5,-10, 15 and 10 , what was the total at the end.
I need it fast
Given:
Jack's scores in five successive rounds were 25,-5,-10, 15 and 10.
To find:
The total score at the end.
Solution:
It is given that the scores in five successive rounds were 25,-5,-10, 15 and 10. So, the sum of the scores at the end is:
\(Sum=25+(-5)+(-10)+15+10\)
\(Sum=(25+15+10)+(-5-10)\)
\(Sum=50+(-15)\)
\(Sum=50-15\)
\(Sum=35\)
Therefore, the total score at the end. is 35.
Question
Find the x- and y-intercepts of the parabola y
=
=-3x²
-
10x 10.
-
Answer:
-100/3,0
Step-by-step explanation:
substitute in 0 for y and solve for x. To find the y-intercept, substitute in 0 for x and solve for y.
if that makes sense Hope this helps pls brainliest have a nice day :>
Answer:
100- 3X
Step-by-step explanation:
SLAY
the average of Shondra's test scores in physics is between 88 and 93 what is the inequality
Answer:
The inequality is
88<x<93
Step-by-step explanation:
The average of Shondra's test scores in physics is between 88 and 93.
Let me give out the meaning of some inequality symbols
<= Less than or equal to
>= Greater than or equal to
< Less than
> Greater than
Let the average score be x
In this case , the average score is between 88 and 93
The inequality is
88<x<93
Find the value of the expression
k − (16 · 11)
for k = 591.
Answer:
415
Step-by-step explanation:
591 -(16 • 11)
591 - 176
= 415
the carrying capacity of a pipe is directly proportional to the area of its cross section. if a cylindrical darin pipe can carry 36 lites per second determine the percentage increase in the diameter of the drain pipe necessary to enable itvto carry 60 litres per second?
As per the given data, to enable the drain pipe to carry 60 liters per second, there needs to be a 66.67% increase in the diameter of the drain pipe.
We must comprehend the link between the carrying capacity and the area of the pipe's cross-section in order to calculate the percentage increase in the drain pipe's diameter required to make it capable of carrying 60 litres per second.
The cross-sectional area of the pipe directly relates to its carrying capacity. This implies that the carrying capacity will grow if the cross-section's area increases.
Q ∝ A
Q1/A1 = Q2/A2
A2 = (Q2/Q1) * A1
A2 = (60/36) * A1
A2 = (5/3) * A1
Percentage increase = (A2 - A1)/A1 * 100
Percentage increase = [(5/3) * A1 - A1]/A1 * 100
Percentage increase = (2/3) * 100
Percentage increase = 66.67%
Thus, the answer is 66.67%.
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19.14 = v + 1.5
v = ?
Answer:
V= 17.64
Step-by-step explanation:
what two numbers have a sum of -10 and a product of 24?
Answer:
-6 and -4.
Step-by-step explanation:
- 6 + - 4 = - 6 - 4 = -10.
- 6 times - 4 = 24, because multiplying 2 negatives gives you a positive.
A good way to approach these is to find the factors of 24.
Your answer is: -6 and -4.
Reuben rented a truck for one day. There was a base fee of $20.95, and there was an additional charge of 98 cents for each mile driven. Reuben had to pay $302.21 when he returned the truck. For how many miles did he drive the truck?
The number of miles did Reuben drive the truck, with the base fee of $20.95, and an additional charge of 98 cents for each mile driven is 287 miles.
What is the equation of variable?The variable is the unknown part of the equation. Variable changes withe change in the quantities for any situation.
Properties of a equation-
Equations are the expressions which consist of the variables, coefficients of variables and constants.The equations are used to represent the general problem in the mathematical way to solve them.The equation is used to show the relationship between the variables of the equation and the quantities in a situation.Reuben rented a truck for one day. There was a base fee of $20.95, and there was an additional charge of 98 cents for each mile driven.
Reuben had to pay $302.21 when he returned the truck. Suppose the Reuben drive the truck for x miles. Thus,
\(20.95+0.98x=302.21\)
Solve the equation to find the number of miles he drives,
\(0.98x=302.21-20.95\\0.98x=281.26\\x=\dfrac{281.26}{0.98}\\x=\dfrac{281.26}{0.98}\\x=287\)
Thus, the number of miles did Reuben drive the truck, with the base fee of $20.95, and an additional charge of 98 cents for each mile driven is 287 miles.
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Find the volume of a cone with a diameter
12 m
OA. 3247 m³
OB. 12967 m³
O C. 1087 m³
OD. 108 m³
The volume of a cone with a diameter of 12 m include the following: C. 108π m³.
How to calculate the volume of a cone?In Mathematics, the volume of a cone can be calculated by using this formula:
V = 1/3 × πr²h
Where:
V represent the volume of a cone.h represents the height.r represents the radius.Radius = diameter/2 = 12/2 = 6 m.
Substituting the given parameters into the volume of a cone formula, we have the following;
Volume of cone, V = 1/3 × πr²h
Volume of cone, V = 1/3 × π × 6² × 9
Volume of cone, V = 108π m³.
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Complete Question:
Find the volume of a cone with a diameter of 12 m and a height of 9 m.
Using the digits 5, 7, and 8, type six different 3-digit numbers. Do not use the same digit twice in a number and type each number on a separate line.
Please help!
Answer:
758, 578, 857, 785, 875, 587
express 72 1/2 as a percentage
Answer:
7250%
Step-by-step explanation:
To express 72 1/2 as a percentage, you need to convert it to a decimal first and then multiply by 100.
72 1/2 is equivalent to 72.5 as a decimal.
To convert it to a percentage:
72.5 * 100 = 7250
Therefore, 72 1/2 is equal to 7250% when expressed as a percentage.
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