$20 \%$ loss on selling price is what per cent loss on the cost price? (in $\%$)
$25$
$16 \frac{2}{3}$
$15$
$16 \frac{1}{3}$
If the cost price of $12$ pens is equal to selling price of $8$ pens, find the gain percent.
A dealer fixed the price of an article $40 \%$ above the cost of production. While selling it he allows a discount of $20 \%$ and makes a profit of $Rs.\, 48$. The cost of production (in $Rs.$) of the article is
A trader buys two articles for $Rs.\, 4000$ each. While selling if he gains $12.5 \%$ on one and loses $20 \%$ on the other, then what will be the overall loss percent?
Sanjay purchased a chair marked at $Rs.\, 800$ at $2$ successive discount of $10 \%$ and $15 \%$ respectively. He spent $Rs.\, 28$ on transportation and sold the chair for $Rs.$ $800 .$ How much is his gain percentage?
A shopkeeper sold some article at the rate of $Rs.\, 35$ per article and earned profit of $40 \% .$ At what price each article should have been sold so that profit of $60 \%$ was earned. in$Rs.$