SBI Junior Associate 2015 · Question 157 of 200

when 2/5 of a number is added to 169 , it becomes thrice of itself . What is the number ?

arithmetic

A50
B90
C45
D65Correct
E80

Answer: D. 65

Explanation

Let the number be $$x$$ => $$\frac{2}{5} x + 169 = 3x$$ => $$3x - \frac{2x}{5} = 169$$ => $$13x = 5 \times 169$$ => $$x = \frac{5 \times 169}{13}$$ => $$x = 5 \times 13 = 65$$

Source: SBI Clerk 25 Jan 2015 Paper with Solutions — Cracku · reliable-secondary

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