Subject :IMO Class : Class 4
The book store-keeper orders 25 books of science for Rs. 110 each and 32 books of mathematics for Rs. 120 each. How much amount does he have to pay in all?
A6590
B6570
C5690
D5670
Ans 1:
Class : Class 5
( 25 * 110 ) + ( 32 * 120 ) =6590. So option A is correct.