SOLUTION: Number 72 is divided into two parts such that 5 times the first part and four times the second part are in the ratio 25:28. Find the first part?

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Question 1110112: Number 72 is divided into two parts such that 5 times the first part and four times the second part are in the ratio 25:28. Find the first part?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
The numbers may be x and y.
system%28x%2By=72%2C%285x%29%2F%284y%29=25%2F28%29

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system%28highlight%28x=30%29%2Chighlight%28y=42%29%29