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Question 1 of 5Solve each Direct Variation Problem
If y varies directly with x and y = 60 when x = 20, what is the value of y when x = 17?
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A
$$25$$
B
$$51$$
C
$$19$$
D
$$17$$
E
$$39$$
Question 2 of 5Solve each Direct Variation Problem
If y varies directly with x2 and y = 24 when x = 2, what is the value of y when x = 5?
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A
$$150$$
B
$$81$$
C
$$225$$
D
$$295$$
E
$$320$$
Question 3 of 5Solve each Direct Variation Problem
If y varies directly with x3 and y = 189 when x = 3, what is the value of y when x = 11?
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Thinking Emoji
A
$$1225$$
B
$$9317$$
C
$$1037$$
D
$$575$$
E
$$1331$$
Question 4 of 5Solve each Direct Variation Problem
If we disregard air resistance, the distance a body falls from rest varies directly with the square of time it falls. If a sky diver falls 64 feet in 2 seconds, how far will he fall in 20 seconds?
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Thinking Emoji
A
$$5600\hspace{.25em}ft$$
B
$$1400\hspace{.25em}ft$$
C
$$6400\hspace{.25em}ft$$
D
$$2250\hspace{.25em}ft$$
E
$$1600\hspace{.25em}ft$$
Question 5 of 5Solve each Direct Variation Problem
The yearly simple interest earned on an investment varies directly with the rate of interest. If the yearly simple interest earned is $50 when the rate is 1%, what is the yearly simple interest earned when the rate is 8%?
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Thinking Emoji
A
$$\$500$$
B
$$\$400$$
C
$$\$1200$$
D
$$\$800$$
E
$$\$500$$

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