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Alex777 [14]
3 years ago
15

The value of y varies directly with x. If x = 5 when y = 12, what is the value of x whon y = 30?

Mathematics
1 answer:
Brrunno [24]3 years ago
5 0

Step-by-step explanation:

y = kx, where k is a real constant.

When y = 12, x = 5.

=> (12) = (5)k, k = 2.4.

Therefore when y = 30,

x = y/k = (30)/(2.4) = 12.5.

The answer is 12.5.

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