Question

a bookseller earns a 9 % profit when he sells a book for 305.20 rupees how much profit would he earn if he sells the same book for 322 rupees

Answer 1

HEYA HERE IS YOUR ANSER


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Answer 2

Let CP=X
Profit=9%
SP=305.20

X+(x×9%)=305.20
109x/100=305.20
X=305.20×100/109
X=30520/109
X=287.92 rupees
CP=287.92

If Sp=322
THEN gain=322-287.92=34.08 rupees
Percent =34.08/287.92×100=11.8%