A man gains $15 \%$ by selling a calculator for a certain price. If he sells it at the triple the price, then what will be the profit percentage?
$125$
$175$
$225$
$245$
Harkesh bought a certain quantity of tomato at the rate of $Rs.\,1500$ per quintal. $10 \%$ of the tomato was spoiled. At what price in $Rs.$ per quintal should he sell the remaining to gain $20 \%$ of his outlay?
If the cost price of an item is $\frac{2}{5}$ of its marked price and if it is sold at a discount of $10 \%,$ then there will be
A sells an article to $B$ for $Rs.\, 45,000$ losing $10 \%$ in the transaction. $B$ sells it to $C$ at a price which would have given a profit of $10 \%$ to $A$. By what per cent does $B$ gain?
A vendor bought toffees at $6$ for a rupee. How many for a rupee must he sell to gain $20 \% ?$
If the selling price of $40$ articles is equal to the cost price of $50$ articles, the loss or gain percent is