Average - Quantitative Aptitude (MCQ) questions for Q. 28377

Q.  What will be the ratio of number of history books to number of geography books, if average number of pages of all books is 158, average number of pages of all history books is 164 and average number of pages of geography books 154?
- Published on 10 Mar 17

a. 3:5
b. 5:3
c. 2:3
d. 3:2
e. 77:82

ANSWER: 2:3
 
averages

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