SSC CGL 2020 PYQ — Question 37

SSC CGL Tier II - Quant - 18 Nov 2020 • Quantitative Aptitude • Q37

If 2 = x + 11+15+12\frac{1}{1 + \frac{1}{5 + \frac{1}{2}}} , then the value of x is equal to:

Show answer & explanation

Correct answer: D

Explanation

The correct answer is option 4 i.e. 15/13

⇒ 2 = x + 11+15+12\frac{1}{1 + \frac{1}{5 + \frac{1}{2}}}

⇒ 2 = x + 11+110+12\frac{1}{1 + \frac{1}{\frac{10 + 1}{2}}}

⇒ 2 = x + 11+211\frac{1}{1 + \frac{2}{11}}

⇒ 2 = x + 111+211\frac{1}{\frac{11+ 2}{11}}

⇒ 2 = x + 1113\frac{11}{13}

⇒ x = 2 - 11/13 = 15/13