10% loss on selling price is what percent loss on the cost price? `9 1/(11)%` b. `9 2/(11)%` c. `10 %` d. 11%

If the cost price of 15 pens is equal to the selling price of 20 pens, than the loss percent is (a) 25% (b) 20% (c) 15 % (d) 10%

If the cost price of 15 pens is equal to the selling price of 20 pens, then the loss percent is (a) 25% (b) 20% (c) 15% (d) 18%

The ratio of selling price to the cost price is 13 : 17. What is the loss percentage?

If by selling 20 cycles Vinay incurs a loss equal to the selling price of 2 cycles, find his loss percentage. A. 10% B. 11% C. 13 (1)/(3)% D. 9(1)/(11)%

If the cost price of 6 pencils is equal to the selling price of 5 pencils, then the gain percent is (a) 10% (b) 20% (c) 15% (d) 25%