A men gains $20 \%$ by selling an article for a certain price. If he sells it at double the price, what will be the percentage of profit?
$10$
$30$
$15$
$140$
A dealer buys an article listed at $Rs.\, 100$ and gets successive discounts of $10 \%$ and $20 \% .$ He spends $10 \%$ of the Cost Price on transportation. At what price should he sell the article to earn a profit of $15 \% ?$ (in $Rs.$)
A vendor bought toffees at $6$ for a rupee. How many for a rupee must he sell to gain $20 \% ?$
By selling $25$ $metres$ of cloth a trader gains the selling price of $5$ $metres$ of cloth. The gain of the trader in $\%$ is
$X$ sells two articles for $Rs.\, 4,000$ each with no loss and no gain in the interaction. If one was sold at a gain of $25 \%$ the other is sold at a loss of........$\%$
A shopkeeper mixes $20\, kg$ of rice which cost him $Rs.\,5$ per $kg$ with $35\,kg$ of rice which cost him $Rs.\,7$ per $kg.$ Then he sells the mixture at $Rs.\,6.5$ per $kg$. Find his total profit and percent profit.