SOLUTION: please help me to solve this question.the prize of 15 books is rs 6750.how many books can be purchased for rs 4050?

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Question 749021: please help me to solve this question.the prize of 15 books is rs 6750.how many books can be purchased for rs 4050?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
15 books cost rs 6750
1 book costs rs 450 (6750/15)
9 books cost rs 4050 (4050/450 = 9)
Hope this helps.