Question

The value of y is directly proportional to the value of x. If y = 35 when x = 140, what is the value of y when x = 70?
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Answer 1

No bubble document.

35/140 = y/70

Solve for y.

Answer 2

The answer is 1/4 because 35/140 is equal to 1/4, so if it's directly proportional, you must multiply 75 by the quantity to get the y value.