Fractions and Ratios, Percent and Interest Problems, Word Problems

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A comics bookstore has comics of only Superman, Batman and Flash. What percent of all comics in the store is on Batman?

1. The ratio of the number of comics of Flash, Batman, and Superman, in the library, is \(2{:}7{:}5\)
2. There are \(14\) Batman comics in the library

The OA is A