Rahim bought 65 books for Rs.6500 from one shop and 35 books for Rs.2000 from another. What is the average price he paid per book ? Choose the correct choice from the following choices.
A) 80
B) 138
C) 100
D) 129
E) 85
Average price per book   = (6500+ 2000) / (65 + 35)   = 8500 / 100   = Rs.85   Answer:85
<result>E</result>
Rahim bought 65 books for Rs.6500 from one shop and 35 books for Rs.2000 from another. What is the average price he paid per book ?