If on selling $12$ note books, a seller makes a profit equal to selling price of $4$ notebooks. What is his percent profit?
$16 \frac{2}{3}$
$25$
$50$
Data inadequate
Rehaan purchased a bike for $Rs.\,54,000.$ He sold it at a loss of $8 \% .$ With that money, he again purchased another bike and sold that at a profit of $10$ percent. What is his overall loss/profit?
The marked price of a watch was $Rs.\, 720 .$ A man bought the same for $Rs.\, 550.80$ after getting two successive discounts, the first being $10 \% .$ What was the second discount rate? (in $\%$)
A trader marks his goods $40 \%$ above the cost price and allows a discount of $25 \% .$ The profit he makes, is in $\%$
A fruit vendor buys $10$ bananas for $Rs.\, 14$ and sells them at $12$ for $Rs.\,15$. Find his percentage gain or loss.
If the discount of $10 \%$ is given on the marked price of a radio, the gain is $20 \%$. If the discount is increased to $20 \%,$ the gain is......$\%$