Question

a . A man buys a transistor for 250 and sells it, gaining *25. Find his gain per cent. .​

Answer 1

Answer:

Given, S.P.=Rs 250

Gain=91×C.P.

⟹S.P.−C.P.=91×C.P.

⟹910×C.P.=Rs 250

⟹C.P.=Rs 225

and,  Profit = Rs 25

So, Profit % =C.PProfit×100=22525×100=1191 %