David buys an old scooter for Rs. 2400 and spends Rs. 600 on its repairs. If he sells the scooter for Rs. 3600, his gain percent is : Options:
A) 20%	B) 12%	C) 10%	D) 5%	E) None of these
Explanation :   Solution: C.P. =Rs. (2400+600) =Rs. 3000; S.P. = Rs. 3600.   Gain% = (600*100/3000)= 
<gadget id="calculator">(600*100/3000)</gadget>
<output>20</output>
20%.   20%nswer : 20%
<result>A</result>
David buys an old scooter for Rs. 2400 and spends Rs. 600 on its repairs. If he sells the scooter for Rs. 3600, his gain percent is :