SOLUTION: The ratio of Gary's weight to Andy's weight is 4:5. Their total weight is 117kg. Find Andy's weight Find Gary's weight

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: The ratio of Gary's weight to Andy's weight is 4:5. Their total weight is 117kg. Find Andy's weight Find Gary's weight      Log On


   



Question 938557: The ratio of Gary's weight to Andy's weight is 4:5. Their total weight is 117kg.
Find Andy's weight
Find Gary's weight

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The ratio of Gary's weight to Andy's weight is 4:5.
Their total weight is 117kg.
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4:5 is the same as 4x:5x where 4x is Gary's weight and 5x is Andy's weight.
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Equation:
4x + 5x = 117
9x = 117
x = 13
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4x = 52 lb (Gary's wt.)
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5x = 65 lb (Andy's wt.)
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Cheers,
Stan H.
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