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

Hints: ধরি, সংখ্যাগুলো 3x, 4x, 5x এখন, (3x)2 + (4x)2 + (5x)2 = 1250 50x2 = 1250 x2 = 25 x = 5 তাহলে, sum = 3x + 4x + 5x = 12x = 12 × 5 = 60
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