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There are 6 books on mathematics, 4 book...

There are 6 books on mathematics, 4 books on physics annd 5 books on chemistry in a book shop. The number of ways can a student purchase either a book on mathematics or a book on chemistry, is

A

10

B

11

C

8

D

15

Text Solution

Verified by Experts

The correct Answer is:
B
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