SOLUTION: The ratio of Julia's mass to Alvin's is 8:7.If Julia's mass is 65.6 kg.Find Alvin's mass.

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Question 779216: The ratio of Julia's mass to Alvin's is 8:7.If Julia's mass is 65.6 kg.Find Alvin's mass.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The ratio of Julia's mass to Alvin's is 8:7.If Julia's mass is 65.6 kg.Find Alvin's mass.
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8:7 is the same as 8x:7x where Julia's mass is 8x
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Solve for "x":
8x = 65.6 kg
x = 8.2
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Therefore Alvin's mass = 7x = 7*8.2 = 57.4 kg
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Cheers,
Stan H.
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