Question

A MAN PURCHASE SOME NUMBER OF ORANGES AT THE RATE OF 25 ORANGES FOR RS.1 HOW MANY FOR A RUPEES DID HE SELL TO GAIN 25%.

Answer 1

No. of oranges =25
rate of 25 oranges=Rs1
therefore,
to gain a profit of 25% he should sell 2525 oranges at Rs 1.25.
as, 1×100+25/100=1.25