x*1.6*0.8=x*1.28 --> 28% gain
A shopkeeper marks up his goods by 35% and gives a discount of 20%. Apart from this, he uses a faulty balance also, which reads 1000 gm for 850 gm. What is his net profit percentage?
A person allows a 10% discount for cash payment from the marked price of a toy and still he makes a 10% gain. What is the cost price of the toy which is marked Rs. 770 ?
A shopkeeper gives 12% discount on the marked price and gives two articles free on buying every 14 article and thus gain 26%. By what percentage the marked price is above the cost price?