If ratio two number 5/7 there sum is 720 find the number
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let the numbers be 5x and 7x
5x + 7x = 720
12x = 720
x = 720/12
x = 60
5x = 5*60 = 300
7x = 7*60 = 420
thus the numbers are 300 and 420.
5x + 7x = 720
12x = 720
x = 720/12
x = 60
5x = 5*60 = 300
7x = 7*60 = 420
thus the numbers are 300 and 420.
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