SOLUTION: If y varies directly as x and inversely as the square root of w, and y=63 when x=7 and w=8, find when x=3 and w=18.

SOLUTION: If y varies directly as x and inversely as the square root of w, and y=63 when x=7 and w=8, find when x=3 and w=18.

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Question 991782: If y varies directly as x and inversely as the square root of w, and y=63 when x=7 and w=8, find when x=3 and w=18.
Answer by josgarithmetic(39613) (Show Source): You can put this solution on YOUR website!
but you can rationalize to .

Your first set of data allows you to find the value for k:
. You should be able to handle the rest.
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