The ratio of three numbers is 3 : 4 : 5 and the sum of their squares is 1250. The sum of the numbers is

The ratio of three numbers is 3 : 4 : 5 and the sum of their squares is 1250. The sum of the numbers is Correct Answer 60

Let the no.s be 3x,4x,5x then, 9x2 + 16x2 + 25x2 = 1250 ⟹50x2 = 1250 ⟹x = 5 Sum of numbers = 3x + 4x + 5x = 12x = 12x5 = 60 ans: 60
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