A Vendor sells 10 clips for a rupee gaining thereby 40%. How many clips did he buy for a rupee?  Options.
A) 10
B) 12
C) 14
D) 15
E) None
S.P of 10 Clips=Re 1   Gain= 40%.   C.P of 10 Clips=Rs(100/140)*1=Re 5/7   For Rs 5/7, Clips bought=10.   For Re 1,14lips bought=10*(7/5)= 
<gadget id="calculator">10*(7/5)</gadget>
<output>14</output>
14
<result>C</result>
A Vendor sells 10 clips for a rupee gaining thereby 40%. How many clips did he buy for a rupee?