Quantitative Aptitude Ques 1986

Question: Directions: What should come at the place of question mark (?) in the following questions?

$ 36-[18{14-(15-4\div 2\times 2)}]=? $

Options:

A) 23

B) 24

C) 21

D) 25

Show Answer

Answer:

Correct Answer: C

Solution:

  • $ 36-[18-{14-(15-4\div 2\times 2}] $ $ =36-[ 18-{ 14-( 15-4\times \frac{1}{2}\times 2 ) } ] $ $ =36-[18-{14-(15-14)}] $ $ =36-[18-{14-(11)}] $ $ =36-[18-{14-11}] $ $ =36-[18-3]=36-15=21 $