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Subject :IMO    Class : Class 6

Suppose there are 20 million in a group of schools of which ten percent are in Grades 6 and 7. Each learner in Grade 6 and 7 must receive a Mathematics text book costing Rs. 30, a set of language books costing Rs. 70, a science text book costing Rs. 40 and a history book at Rs. 60. What is the total cost for the Director of the school if he ordered to purchase all these text books?

ARs 40 million
BRs 4 million
CRs 400 million
DRs 2 million

Ans 1:

Class : Class 8

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