SOLUTION: If y varies directly as z and y = 192 when z = 12, what is the value of y when z = 17?

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Question 637773: If y varies directly as z and y = 192 when z = 12, what is the value of y when z = 17?
Found 2 solutions by solver91311, MathLover1:
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!






Solve for . Once you know , you can solve



for

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Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
y%2Fz=+192+%2F12.........->.......y=%28192%2F12%29z}
if yvaries directly as z, we have:
y+=+kz...first find k...->....k=192%2F12->......k=16
Now that we have the value of k, we can plug in the new value, and solve for the new value of y
if z=+17
y+=+16%2A17
y=272