2.5%
(180-175.5)/180=0.025=2.5%
Rohan buys an old bike for Rs. 13500 and spends Rs. 4250 on its repairs. If he sells the bike for Rs. 27000, what is his gain in percent?
The price of a villa is decreased from Rupees 2 crore to Rupees 1 crore seventy five lakhs. Find the percentage of decrease.