20
Q:
A) 58 | B) 60 |
C) 55 | D) 45 |
Answer: B) 60
Explanation:
Explanation:
-5-----------------------5-------------------20
5-(-5) = 10
20-5= 15
Ratio of cost price of book1 and book2 = 3:2
Then cost price of book 1 is given by
(3/5) x 100 = Rs. 60.