ExamCompetition Forum Question Papers Ask A Question Mock Test Learn & Earn Sign Up Login Menu



37 vote

 (0.9 * 0.9 * 0.9 + 0.8 * 0.8 * 0.8) / (1.6 * 1.6 * 1.6 + 1.8 * 1.8 * 1.8) = ?

Asked on by | Votes 37 | Views: 388 | Tags: quantitative aptitude     | simplification     | Add Bounty

 (0.9 * 0.9 * 0.9 + 0.8 * 0.8 * 0.8) / (1.6 * 1.6 * 1.6 + 1.8 * 1.8 * 1.8) = ?

A). 0.125

B). 0.25

C). 0.5

D). 0.625


Share on Facebook      Share on Whatsapp       Share on Twitter




2 answers

16 vote
Answered by on | Votes 16 |

0.125



NA

Join Telegram Group




36 vote
Answered by on | Votes 36 | | Last Updated: 2022-01-16 14:26:36

Solution;  

(0.9 × 0.9 × 0.9 + 0.8 × 0.8 × 0.8) / (1.6 × 1.6 × 1.6 + 1.8 × 1.8 × 1.8) 

= ( 0.729 + 0.512) / ( 4.096 + 5.832 )

= ( 1.241) / ( 9.928)

= 0.125 

The correct option is A). 0.125

Accepted Answer