Exams › SSC CGL (Prelims) › General

What should be subtracted from 8, 10, 11, and 14 so that the remaining numbers may be proportional?

1. 2
2. 3
3. 4
4. 5

Correct answer: 2

Solution

Let the number be $x$. Then $(8-x):(10-x) = (11-x):(14-x)$. Solving gives $x=2$. So subtracting 2 makes the numbers proportional.

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