Answer-Ratio of three numbers is of 7 : 3 : 5. If their sum is 7200, then what is the sum of the largest an...

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ATQ,  Let the numbers be 7x, 3x and 5x  Then, according to the question,  7x  3x  5x  7200   15x  7200   x  480   7x  3360, 3x  1440  7x  3x  4800   Sum of the largest and smallest number  4800

Ratio of three numbers is of 7 : 3 : 5. If their sum is 7200, then what is the sum of the largest and the smallest number?

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