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If y varies inversely as x and y= 24 when x = 4. find y when x = 3.

A. 32
B. 18
C. 2
D. 288​

1 Answer

4 votes

Answer:

A. 32

Explanation:

y varies inversely as x

y = k/x

-------------------------

y = 24 when x = 4

find k, the constant of variation

24 = k/4

multiply both sides by 4

96 = k

----------------------------

find y when x = 3

using k = 96

y = 96/3

y = 32

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