SOLUTION: y varies directly as x. If y = 15 when x = 60, find y when x = 100 a.25 b.55 c.105 d.400

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Question 690257: y varies directly as x. If y = 15 when x = 60, find y when x = 100
a.25
b.55
c.105
d.400

Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
y = kx
15 = k(60)
k = 15%2F60+=+1%2F4
...
y = %281%2F4%29%28100%29
highlight_green%28y=25%29
………………………
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