A pet store has 40 animals for sale and 15 of them are puppies what is the ratio of animals that are not puppies to the total number of animals for sale at the pet stor

Answer:

l = 194999.45

Step-by-step explanation:

I'm going to assume that you meant 3.14 by 3,14.

336,765 = 3.14 × 0.55 × (l + 0.55)

336,765 ÷ (3.14 × 0.55) = l + 0.55

(336,765 ÷ (3.14 × 0.55)) - 0.55 = l

l = 194999.45

Answer:

x = 5

Step-by-step explanation:

To get the value of x we will use similar triangles as shown;

AT/AG = AB/AC

9/3 = x+10/3x-10

Cross multiply

3(x+10) = 9(3x-10)

3x + 30 = 27x - 90

Collect like terms

3x - 27x = -90 - 30

-24x = -120

x = 120/24

x = 5

Hence the value of x is 5

Answer:

you subtract from the  x

Step-by-step explanation:

Answer:

because of traingle

we have to firstly scale. the factor and add the numbers

In the antimony trichloride system, when we assume only dilution when calculating concentrations, we are introducing a systematic error to our data.

The error in this assumption is that dilution is not the only process that occurs when calculating the concentration of the antimony trichloride system.

Antimony trichloride system refers to the equilibrium that is formed when antimony trichloride (SbCl₃) is dissolved in water. The reaction of antimony trichloride with water results in the formation of antimony ions (Sb⁺³) and chloride ions (Cl⁻). This reaction is represented by the following equation:

SbCl₃ + H₂O ↔ Sb⁺³ + 3Cl⁻

The equilibrium constant of the reaction is known as the antimony trichloride ionization constant (Kc).

The assumption of dilution only when calculating the concentration of the antimony trichloride system is introducing a systematic error in our data. This is because the reaction of antimony trichloride with water is not the only process that occurs when we are calculating the concentration of the system.

There are other factors that may affect the concentration of the system, such as temperature and pressure. Therefore, by assuming that dilution is the only process that affects the concentration of the antimony trichloride system, we are introducing a systematic error to our data. This error may result in inaccurate results when we are conducting experiments related to the antimony trichloride system.

To know more about the "antimony trichloride system ": https://brainly.com/question/31116054

#SPJ11

If this person, who wants to retire at age 65, had started with the same yearly contribution at age 40, the difference in the account balances (future values) would be D. $137,435.93.

The future values can be computed using an online finance calculator as follows:

N (# of periods) = 30 years (65 - 35)

I/Y (Interest per year) = 6.5%

PV (Present Value) = $0

PMT (Periodic Payment) = $5,000

Results:

Future Value (FV) = $431,874.32

Sum of all periodic payments = $150,000.00

Total Interest = $281,874.32

N (# of periods) = 25 years (65 - 40)

I/Y (Interest per year) = 6.5%

PV (Present Value) = $0

PMT (Periodic Payment) = $5,000

Results:

Future Value (FV) = $294,438.39

Sum of all periodic payments = $125,000.00

Total Interest = $169,438.39

Difference in future values = $137,435.93 ($431,874.32 - $294,438.39)

Learn more about future values at https://brainly.com/question/24703884.

#SPJ1

Answer:

Angle pair types

Pairs of Angles

Complementary Angles. Two angles are complementary angles if their degree measurements add up to 90°. ...

Supplementary Angles. Another special pair of angles is called supplementary angles. ...

Vertical Angles. ...

Alternate Interior Angles. ...

Alternate Exterior Angles. ...

Corresponding Angles.

Step-by-step explanation:

Angle pair types

Pairs of Angles

Complementary Angles. Two angles are complementary angles if their degree measurements add up to 90°. ...

Supplementary Angles. Another special pair of angles is called supplementary angles. ...

Vertical Angles. ...

Alternate Interior Angles. ...

Alternate Exterior Angles. ...

Corresponding Angles.

Answer:

m=y2-y1/x2-x1

Step-by-step explanation:

Answer:

1.25

Step-by-step explanation:

original price + markup = retail

The markup = original * markup percentage

original  + original * markup percent= retail

Factor out the original

original( 1+ markup percent) = retail

original ( 1 + 60%) = 2

Change to decimal form

original ( 1+ .60) = 2

original ( 1.60) = 2

Divide each side by 1.6

original = 2/1.6

original =1.25

Answer:

1.25

Step-by-step explanation:

Sue’s Corner Market has a markup of 60% on bottled water.So therefore an equation to represent this is original price + markup price = price after markup.Then divide both side by 1.6.(LMK if this help hopefully it does)

The school building is 36ft tall.

The hypotenuse's square is equal to the sum of the squares of the other two sides if a triangle has a straight angle (90 degrees), according to the Pythagoras theorem. Keep in mind that BC² = AB² + AC² in the triangle ABC signifies this. Base AB, height AC, and hypotenuse BC are all used in this equation. The longest side of a right-angled triangle is its hypotenuse, it should be emphasized.

Chris is 6 feet tall and he casts a shadow that is 5 feet long

He measures that the shadow cast by the school building is 30 feet long

We can say the ratios will be same  6/h = 5/30

h =6 × 6 = 36 ft

Hence the school building is 36ft tall.

Learn more about Pythagoras' theorem, by the following link

https://brainly.com/question/231802

#SPJ1

Answer:

6.58 miles per hour

Step-by-step explanation:

Let the mass and speed be represented by m and s respectively. So that,

m \(\alpha\) \(s^{5}\)

m = k\(s^{5}\)

where k is the constant of proportionality.

For a certain river, speed = 4 miles per hour.

m = k \((4)^{5}\)

m = 1024k ............ 1

In order to transport particles that are 12 times as massive as usual;

12m = k\(s^{5}\)

m = \(\frac{ks^{5} }{12}\) ............. 2

Thus,

\(\frac{ks^{5} }{12}\) = 1024 k

\(s^{5}\) = 12 x 1024

   = 12288

\(s^{5}\) 12288

s = \(\sqrt[5]{12288}\)

  = 6.5750

s = 6.58 miles per hour

Therefore, its speed must be approximately 6.58 miles per hour.

a. Scatter plot: we can use the Years as the x-axis and Damage as the y-axis.

b. Regression line equation: y = -2.2909 + 1.3636x.

c. Scatter plot with regression line: [Insert scatter plot with regression line here].

d. Correlation coefficient: r ≈ 0.949.

e. Sum of squared deviations (SSD): SSD ≈ 170.94.

Prediction for a person who has smoked for 30 years: Predicted percentage of lung damage ≈ 38.963%.

a. To create a scatter plot, we can use the Years as the x-axis and Damage as the y-axis. Below is the resulting scatter plot.

b. To determine the equation of the best-fit regression line, we can use the formula y = a + bx, where a is the y-intercept and b is the slope. The values of a and b can be calculated using the following formulas:

b = (n∑xy - ∑x∑y) / (n∑x^2 - (∑x)^2)

a = (∑y - b∑x) / n

Here, n represents the sample size, ∑x, and ∑y are the sums of the x and y values, and ∑xy and ∑x^2 are the sums of the products and squares of the x and y values, respectively.

After performing the necessary calculations, we find:

b = (7(1924) - (173)(262)) / (7(642) - (173)^2) ≈ 1.3636

a = (176/7) - (1.3636/7)(118) ≈ -2.2909

Therefore, the equation of the regression line is y = -2.2909 + 1.3636x.

c. We can plot the regression line on the scatter plot. Here is the updated scatter plot with the regression line:

d. The correlation coefficient measures the strength and direction of the linear relationship between two variables. It ranges from -1 to +1, where -1 indicates a perfect negative correlation, 0 indicates no correlation, and +1 indicates a perfect positive correlation.

The formula for the correlation coefficient is:

r = (n∑xy - ∑x∑y) / √[(n∑x^2 - (∑x)^2)(n∑y^2 - (∑y)^2)]

After performing the calculations, we find:

r = (7(1924) - (173)(262)) / √[(7(642) - (173)^2)(7(2878) - (176)^2)] ≈ 0.949

Therefore, the correlation coefficient is r ≈ 0.949.

e. The sum of squared deviations (SSD) is a measure of the variation around the regression line. The formula for SSD is:

SSD = Σ(yi - yi)^2

where yi is the observed value and yi is the predicted value.

After substituting the values, we find:

SSD = (20 - 15.3)^2 + (14 - 9.1)^2 + (54 - 39.8)^2 + (63 - 59.6)^2 + (17 - 11.8)^2 + (71 - 67.1)^2 + (23 - 18.4)^2 ≈ 170.94

Therefore, the SSD is approximately 170.94.

To predict the percentage of lung damage for a person who has smoked for 30 years, we can substitute x = 30 into the regression equation:

y = -2.2909 + 1.3636(30) ≈ 38.963

Therefore, the predicted percentage of lung damage for a person who has smoked for 30 years is approximately 38.963%.

Learn more about the correlation coefficient

https://brainly.com/question/29704223

#SPJ11

Answer:

31) They divided by 100, they're suppose to times 0.86 by 100 instead, which will be 86%

33) 0.34 x 100=34%

35) we do the inverse to turn it back into

a decimal which will be 0.36

\( \frac{36}{100} = \frac{18}{50} = \frac{9}{25} \)

36) 16.24÷100=0.6424

\( \frac{16.24}{100} = \frac{8.12}{50} = \frac{4.6}{25} \)

Answer: (4,7)

Step-by-step explanation: Graph em and find the exact middle

The probability that Kendra will win a card game is 2/3. If Kendra plays 7 games the probability that Kendra wins exactly 4 games is 0.137.

The probability of winning one game is 2/3, and the probability of losing one game is 1/3. If you want to know the likelihood of a particular number of wins, you'll need to use the binomial distribution formula.

Binomial probability refers to the probability of obtaining a certain number of successes in a set number of trials (or independent experiments).

P(x = k) = nCk x pk x (1 - p)n - k

where, nCk is the number of combinations of n things taken k at a time,

n is the number of trials,

p is the probability of success, and

k is the number of successes.

Here, n = 7, p = 2/3, and k = 4.

Using the formula, we get:

P(x = 4) = 7C4 x (2/3)4 x (1/3)3= 35 x 16/81 x 1/27= 0.137.

Hence, the probability that Kendra wins exactly 4 games is 0.137.

for such more question on probability

https://brainly.com/question/24756209

#SPJ11

The values for the standardized normal distribution are: a. zo ≈ 1.645 b. zo ≈ -1.880

To determine the value zo for the given probabilities, we can refer to the standard normal table. This table provides the cumulative probability values for the standard normal distribution, which has a mean of 0 and a standard deviation of 1.

a. To find zo such that P(0 < z < zo) = 0.095, we need to find the z-score that corresponds to a cumulative probability of 0.095. Looking up this value in the standard normal table, we find that a cumulative probability of 0.095 corresponds to a z-score of approximately 1.645.

b. To find zo such that P(z ≤ zo) = 0.03, we need to find the z-score that corresponds to a cumulative probability of 0.03. Looking up this value in the standard normal table, we find that a cumulative probability of 0.03 corresponds to a z-score of approximately -1.880.

Therefore, the values are: a. zo ≈ 1.645 b. zo ≈ -1.880

Learn more About standardized from the link

https://brainly.com/question/32745256

#SPJ11

(a) The signal x[n] = e^(2πn/5) is periodic with a period of 5.

(b) The signal x[n] = sin(19πn) is periodic with a period of 2.

Signal (x[n]) is periodic if there exists a positive integer N such that x[n + N] = x[n] for all n.

In other words, if the signal repeats itself after a certain number of samples, it is periodic. (a) x[n] = e^(2πn/5)

To determine if this signal is periodic, we need to find a positive integer N such that x[n + N] = x[n] for all n.

Let's substitute n + N into the equation: x[n + N] = e^(2π(n + N)/5) To check if this is equal to x[n], we need to simplify it using properties of exponential functions: e^(2π(n + N)/5) = e^(2πn/5) * e^(2πN/5)

Therefore, the period of signal (b) is 2, because x[n] = x[n + 2] for all n.

To know more about The signal here:

https://brainly.com/question/31473452

#SPJ11

The work done by the man against gravity in climbing to the top is approximately 6038.3787 ft-lbs.

To calculate the work done by the man against gravity in climbing to the top of the silo, we need to consider the gravitational potential energy. The work done is equal to the change in potential energy.

The gravitational potential energy can be calculated using the formula:

PE = mgh,

where PE is the gravitational potential energy, m is the mass, g is the acceleration due to gravity (approximately 32.2 ft/s^2), and h is the height.

In this case, the height of the silo is 80 ft. However, the man is making four complete revolutions, which means he is covering a greater vertical distance.

The vertical distance covered in four complete revolutions can be calculated using the formula:

d = 2πr,

where d is the distance, π is pi (approximately 3.14159), and r is the radius of the silo.

Given that the radius of the silo is 15 ft, the distance covered in four complete revolutions is:

d = 2π(15) = 30π ft.

Therefore, the total vertical height covered by the man is 80 ft + 30π ft.

Now we can calculate the work done:

Work = ΔPE = mg(Δh),

where Δh is the change in height.

Since the man starts at the bottom and goes to the top, the change in height is the total height covered: Δh = 80 ft + 30π ft.

The mass of the man is 190 lb, which can be converted to slugs (1 slug = 32.2 lb·s^2/ft) by dividing by the acceleration due to gravity:

m = 190 lb / 32.2 lb·s^2/ft = 5.90062 slugs.

Now we can calculate the work done:

Work = 5.90062 slugs × 32.2 ft/s^2 × (80 ft + 30π ft) = 6038.3787 ft-lbs.

Therefore, the work done by the man against gravity in climbing to the top is approximately 6038.3787 ft-lbs.

To learn more about potential energy visit;

https://brainly.com/question/24284560

#SPJ11

Answer:

b = 5

Step-by-step explanation:

4 ( 3b + 2 ) - 5b = 43     Given

( 4 • 3b + 4 • 2 ) - 5b = 43      Distributive Property

12b + 8 - 5b = 43

12b - 5b + 8 = 43    Combine like terms

7b + 8 = 43

7b + 8 - 8 = 43 - 8     Subtraction Property of Equality

7b = 35

7b / 7 = 35 / 7      Division Property of Equality

b = 5

Step-by-step explanation:

we must want to find C

The smallest number of eggs that could have been in the box is 1134

The problem is to find the smallest number of eggs that could have been in the box, given the remainder when taking them out by different numbers. Here are the moves toward tackling it:

Allow n to be the quantity of eggs in the container. Then we have the accompanying arrangement of congruences:

n ≡ 1 (mod 2)

n ≡ 1 (mod 3)

n ≡ 1 (mod 4)

n ≡ 1 (mod 5)

n ≡ 1 (mod 6)

n ≡ 0 (mod 7)

For this problem, we have k = 6 k = 6, a i = {1,1,1,1,1,0} a_i = {1,1,1,1,1,0}, M i = {1260,840,630,504,420,720} M_i = {1260,840,630,504,420,720}, and y i = {−1,−2,−3,-4,-5,-6} y_i = {-1,-2,-3,-4,-5,-6}.

Plugging these values into the formula and simplifying modulo 5040, we get:

n = (−1260 + −1680 + −1890 + −2016 + −2100 + 0) mod 5040

n = (−8946) mod 5040

n = (−3906) mod 5040

n = 1134 mod 5040

Therefore, the smallest number of eggs that could have been in the box is 1134

to know more about congruences click here:

https://brainly.com/question/30818154

#SPJ4

Answer:

u would need 15 vans if that's what it's asking

Answer:

The amount of time Jill spent to do her homework  

= 9 1/2 hours. which equals to  570 minutes.

Which means, the amount of times Jack needed to do his is  

= 570 minutes x 1.5

= 855 minutes which equals to 14 1/4 hours

hope this helps

Answer:

Step-by-step explanation:

1) Time spent by Jack = Time spent by Jill * 1  1/2

                                \(= 9\frac{1}{2}*1\frac{1}{2}\\\\=\frac{19}{2}*\frac{3}{2}\\\\=\frac{19*3}{2*2}\\\\=\frac{57}{4}\\\\=14\frac{1}{4} hours\)

2) Time spent by Jill = Time spent by Jack ÷  1 1 /2

                                 = 18 1/4 ÷ 1 1/2

                                 = 73/ 4 ÷ 3/2

                                 \(= \frac{73}{4} * \frac{2}{3}\\\\=\frac{73}{2}*\frac{1}{3}\\\\=\frac{73*1}{2*3}\\\\=\frac{73}{6}\\\\=12\frac{1}{6} hours\)

3) Third number = Sum of three numbers - Sum of two numbers

Sum of two numbers = \(8\frac{2}{3}+8\frac{1}{6}\\\)

                                   \(= \frac{26}{3} +\frac{49}{6}\\\\=\frac{26*2}{3*2}+\frac{49}{6}\\\\=\frac{52}{6}+\frac{49}{6}\\\\=\frac{52+49}{6}\\\\=\frac{101}{6}\\\)

Third number = 22 8/15 - 101/6

                       \(= \frac{338}{15}- \frac{101}{6}\\\\= \frac{338*2}{15*2}- \frac{101*5}{6*5}\\\\= \frac{676}{30}- \frac{505}{30}\\\\= \frac{676-505}{30}\\\\= \frac{171}{30}\\\\=5 \frac{21}{30}\\\\= 5 \frac{7}{10}\)

The requirement f(x1) * f(x2) < 0 for choosing initial guesses x1 and x2 with opposite signs ensures the validity and convergence of certain numerical root-finding methods such as the bisection method or the regula falsi method.

The statement you provided is true for certain numerical methods used to find roots of equations, such as the bisection method or the regula falsi method. These methods are iterative and require an initial interval or range where the root is expected to be found. To ensure convergence and a valid solution, it is necessary to choose initial guesses x1 and x2 such that the function f(x) evaluated at those points have opposite signs, i.e., f(x1) * f(x2) < 0.

The rationale behind this requirement is based on the Intermediate Value Theorem, which states that if a continuous function f(x) changes sign over an interval [x1, x2], then there exists at least one root within that interval. By ensuring that f(x1) and f(x2) have opposite signs, we guarantee the existence of a root within the interval [x1, x2].

The bisection method works by repeatedly bisecting the interval and selecting a new subinterval that contains the root. At each iteration, the method narrows down the interval by halving it, based on the sign change observed in the function evaluations.

Similarly, the regula falsi (or false position) method also operates by iteratively refining the interval based on the linear interpolation between the function values at the endpoints. The method adjusts the interval based on the sign change of the function, converging to the root.

Both methods rely on the property of opposite signs to guarantee convergence and avoid getting stuck in a non-converging or incorrect solution. If the initial guesses do not satisfy the condition f(x1) * f(x2) < 0, it is possible that the method fails to converge or converges to a different root or solution.

Learn more about bisection method at: brainly.com/question/30320227

#SPJ11

Since they need to find the weight of their suitcases to make sure they meet airline regulations. the units that they should use Kg.

Airport passengers are often needed to put only at least a single baggage any time in the check-in self-service so that the baggage can be checked and identified.

Note that the Maximum Weight per piece is said to be 50 lb/23 kg and the Maximum Dimensions is said to be 45 linear inches or 115 cm (including the length + width + height)

Therefore, Since they need to find the weight of their suitcases to make sure they meet airline regulations. the units that they should use Kg.

Learn more about weight from

https://brainly.com/question/1252862?referrer=searchResults

#SPJ4

See full question below

Maria and Jose, students at Mississippi Valley State University, are going to study abroad in Spain. They need to find the weight of their suitcases to make sure they meet airline regulations. What units should they use?

Answer:

d

Step-by-step explanation:

i just took the test

The residents of City A are more likely to use public transportation because the city has the highest population density. Therefore, the correct option is A.

Population density is the amount of people living in a specific area. In this example, City A has 29,455 residents in an area of ​​19.42 square miles, while City B has 34,890 residents in an area of ​​25.4 square miles.

Due to the large number of people living in the small space, the population density is high in City A. Greater demand for public transport services, such buses, is often brought about by higher population density as residents find these services more practical and cost effective to use for commuting and travel. As a result of their increased population density, people in City A are more inclined to use public transport.

Therefore, the correct option is A.

Learn more about population density, here:

https://brainly.com/question/16894337

#SPJ7

Answer:

B. (x-5)²+(y+1)² = 49

Step-by-step explanation:

An equation of a circle with center (h, k) and radius r is

\( \large \boxed{ {(x - h)}^{2} + {(y - k)}^{2} = {r}^{2} }\)

We have all given information we need. Our h is 5 - Our k is -1 and our radius is 7

Substitute these values in

\( \large{ {(x - 5)}^{2} + {(y - ( - 1))}^{2} = {7}^{2} } \\ \large{ {(x - 5)}^{2} + {(y + 1)}^{2} = {7}^{2} } \\ \large{ {(x - 5)}^{2} + {(y + 1)}^{2} = 49 }\)

So the answer is B choice.

Answer:

looks right

Step-by-step explanation:

Answer:

you are correct

Step-by-step explanation: