A shopkeeper sells rice at $10 \%$ profit and uses weight $30 \%$ less than the actual measure. His gain percent is
$57 \frac{2}{3}$
$57 \frac{1}{7}$
$57 \frac{2}{5}$
$57 \frac{3}{7}$
A sold a pen to $B$ at a profit of $20\%,$ $B$ sold the same pen to $C$ for $Rs.\,75$ thereby making a profit of $25 \% .$ Find the price at which A bought the pen? (in $Rs.$)
The cost price of an article is $64 \%$ of the marked price. Calculated the gain per cent after allowing a discount of $12 \%$
Ram purchased a Computer set of $Rs.\, 12500$ and spent $Rs.\,300$ on transportation and $Rs.\, 800$ on installation. At what price should he sell it so as to earn an overall profit of $15 \% ?$ (in $Rs.$)
A shopkeeper cheats to the extent of $10 \%$ while buying as well as selling, by using false weights. His total gain is in $\%$
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?