Math, asked by ankit49272, 1 year ago

ans plz make it fast

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Answers

Answered by Amoy

Answer -
He had bought 160 books .

Answer key -
Find out the cost of one book in unitary method , then creat a quadratic equation and solve .

Equation -
$\frac{8000}{x} - 10 = \frac{8000}{40 + x}$

Do it yourself !!

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