The sum of the squares of three numbers is 336 and the ratio of the first and the second as also of ...........

General Intelligence and Reasoning (CHSL) Arithmetical Reasoning

The sum of the squares of three numbers is 336 and the ratio of the first and the second as also of the second and the third is 1 : 2. Then find the difference of third and first number?

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Explanation:

Let the number be x, 2x, 4x

According to the question,

x2+4x2+16x2=336

21x2=336

x2=16

x=4

Required difference = 16 - 4= 12

HENCE THE CORRECT ANSWER IS OPTION 2.

By: Himani Bihagra

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The sum of the squares of three numbers is 336 and the ratio of the first and the second as also of ...........

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Explanation:

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