A shopkeeper buys a number of books for 800. If he had bought 4 more books for the same amount,

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asked Mar 13, 2018 in Mathematics by shabnam praween (19,050 points) 5 6 8
edited Mar 15, 2018 by faiz

A shopkeeper buys a number of books for 800. If he had bought 4 more books for the same amount, each book would have cost him 10 less. How many books did he buy?

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answered Mar 13, 2018 by mdsamim (213,225 points) 5 10 15
selected Mar 15, 2018 by faiz
 
Best answer

Let the number of books shopkeeper buys be x

Then cost of each book = Rs.800/x
According to the question

The shopkeeper bought 16 books.

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