A shopkeeper sold two bicycles for $Rs.\,1500$ each. On one, he gains $25 \%$ and on the other he loses $20 \%$. His gain or loss per cent in the whole transaction is

The cash difference between the selling prices of an article at a profit of $4 \%$ and $6 \%$ is $Rs.\, 3.$ The ratio of the two selling price is

A shopkeeper bought $30\, Kg$ of wheat at the rate of $Rs.\,45$ per $Kg.$ He sold $40\%$ of the total quantity at the rate of $Rs.\,50$ per $Kg.$ Approximately, at what price per $Kg$ should he sell the remaining quantity to make $25$ percent overall profit? (in $Rs.$)

There is a profit of $20 \%$ on the cost price of an article. The per cent of profit, when calculated on selling price is.......$\%$

A shopkeeper sells $20$ pencils for the same amount of money as he paid for $25$ pencils. What is his gain percent?

A man sells two article for $Rs.\,5000$ each neither losing nor gaining in the deal. If he sold one of them at a gain of $25 \%,$ the other article is sold at a loss of.......$\%$