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STatiana [176]
3 years ago
15

Sierra found that 15 meters is equivalent to 49.2 feet. Which of the following is an equivalent ratio?

Mathematics
2 answers:
lesya692 [45]3 years ago
8 0

Answer:

 Option C - 7 to 22.96  

Step-by-step explanation:

Given :  Sierra found that 15 meters is equivalent to 49.2 feet.

To find : Which of the following is an equivalent ratio?

Solution :

Sierra found that 15 meters is equivalent to 49.2 feet.

So, The ratio of the given situation is

\frac{15}{49.2}=0.3048

Now, We check one by one

A) 3 to 8.84

\frac{3}{8.84}=0.3393

B) 5 to 18.22

\frac{5}{18.22}=0.2744

C) 7 to 22.96

\frac{7}{22.96}=0.3048

D) 9 to 25.32

\frac{9}{25.32}=0.3554

Therefore, The correct option which is equivalent is Option C.

So, An equivalent ratio is 7 to 22.96.

Reika [66]3 years ago
4 0
Your answer for which is another equivalent ratio would be C. 7 to 22.96, because if you directly convert 7 meters to feet, you get an answer that is roughly 22.96. The others are false. 
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Let's convert the equation into slope-intercept form.

3x + 18y = 4
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To make a line perpendicular, we need the slope to be the reciprocal of the other. Flip the denominator and numerator, and change the sign. We also have to change the b to make the line go through (-2, 1)

-1/6 to +6/1, or 6.

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5 0
3 years ago
Lucy's fish tank has 14 liters of water in it. She plans to add 5 liters per minute until the tank has at least 49 liters. What
Fudgin [204]

Answer:

V = 14 + 5t

14 + 5t ≥ 49

Lucy has to add water at least for 7 minutes.

Step-by-step explanation:

There were 14 liters of water in Lucy's fish tank. She was about to add water at the rate of 5 liters per minute until there were at least 49 liters of water in the tank.

If t represents the number of minutes she adds water and V is the volume of water in liters in the fish tank, then we can write the equation as

V = 14 + 5t ........... (1)

Now, this volume of water in the tank V must be at least 49 liters.

So, 14 + 5t ≥ 49 is the required inequality.

⇒ 5t ≥ 35

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8 0
4 years ago
What is the point slope form (3,-6) and (-1,2)
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3 years ago
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Step-by-step explanation:

f(-2)=(-2)^2-9

f(-2)=4-9

f(-2)=-5 ==> (-2, -5)

f(-1)=(-1)^2-9

f(-1)=1-9

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6 0
2 years ago
Some track and field athletes feel that they are more likely to win a race if they start on the inside lane. The data above show
ivolga24 [154]

Answer:

D.]

Step-by-step explanation:

We will find the standard deviation and variance:

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Standard deviation = \sqrt{Var(x)}

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Therefore, the chances of winning are equal in each lane.

4 0
3 years ago
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