A watch is sold for Rs. 660 and gain is 10%. The C.P of watch is :

A tape-recorder is sold for 2,760 at a gain of 15% and a C.D. player is sold for Rs 3,240 at a loss of 10%. Find : the C.P. of the C.D. player.

A towel is sold for Rs. 198 at a gain of 10%. What is the cost price of the towel ? At price must it be sold be gain 25%?

A watch Is sold for' 4950 at a gain of 10 % . What would have been the gain, If It had been sold for 4800

A tape-recorder is sold for 2,760 at a gain of 15% and a C.D. player is sold for Rs 3,240 at a loss of 10%. Find : C.P. of the tape-recorder.

An umbrella is sold for Rs. 198 at a gain of 10%. What is the cost price of the umbrella? At what price must it be sold to gain 25%?

A radio is sold for Rs. 880 at a profit of 10%. What would have been the gain or loss percent, had it been sold for Rs. 780 ?

By selling a watch for Rs. 1440, a man losses 10%. At what price should he sell it to gain 10%?