A cloth merchant sold half of his cloth at $20 \%$ profit, half of the remaining at $20 \%$ loss and the rest was sold at the cost price. In the total transaction, his gain or loss will be

The profit earned by a shopkeeper by selling a bucket at a gain of $8 \%$ is $Rs.\, 28$ more than when he sells it at a loss of $8 \% .$ The cost price (in Rupees) of the bucket is

The cost price of $40$ articles is the same as the selling price of $25$ articles. Find the gain percent.

A dishonest dealer defrauds to the extent of $x \%$ in buying as well as selling his goods by using faulty weight. What will be the gain per cent on his outlay?

A trader marked his goods at $20 \%$ above the cost price. He sold half the stock at the marked price, one quarter at a discount of $20 \%$ on the marked price and the rest at a discount of $40 \%$ on the marked price. His total gain is in $\%$?

Abhishek purchased $140$ shirts and $250$ trousers at $Rs.\, 450$ and at $Rs.\, 550$ respectively. What should be the overall average selling price of shirts and trousers so that $40 \%$ profit is earned? (in $Rs.$)

(rounded off to next integer)