Rahim bought 32 books for Rs.1500 from one shop and 60 books for Rs.340 from another. What is the average price he paid per book ? Options
A) s.17
B) s.18
C) s.12
D) s.11
E) s.20
Average price per book   = (1500+ 340) / (32 + 60) = 1840/ 92   = Rs.20   Answer:s.20
<result>E</result>
Rahim bought 32 books for Rs.1500 from one shop and 60 books for Rs.340 from another. What is the average price he paid per book ?