CAT 2019 Percentages Question (Medium)

Question

In 2010, a library contained a total of 11500 books in two categories - fiction and non-fiction. In 2015, the library contained a total of 12760 books in these two categories. During this period, there was 10 increase in the fiction category while there was 12 increase in the non-fiction category. H

Accepted Answer

Step 1 Define Variables for 2010 Let be the number of fiction books in 2010. Let be the number of non-fiction books in 2010. Total books in 2010 Equation 1 Step 2 Define Variables and Relationships for 2015 Let be the number of fiction books in 2015. Let be the number of non-fiction books in 2015. I

CAT 2019

Quantitative

Percentages

Medium

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