If profit is $\left(\frac{1}{11}\right)$ th of selling price, what is the profit percent?
$9 \frac{1}{11}$
$10$
$8 \frac{1}{3}$
$11 \frac{1}{9}$
$P$ invests $Rs.\, 9100$ for $3\, months.$ $Q$ invests $Rs.\, 6825$ for $2\, months$ and $R$ $Rs.\, 8190$ for $5\, months$ in a business. If the total profit amounts to $Rs.$ $4158,$ how much profit should $Q$ get? (in $Rs.$)
A pair of article, was bought for $Rs.\, 37.40$ at a discount of $15 \% .$ What must be the marked price of each of the articles?
An article was purchased for $Rs.\,78,350.$ Its price was marked up by $30 \% .$ It was sold at a discount of $20 \%$ on the marked$-$up price. What was the profit percent on the cost price?
A vendor bought toffees at $6$ for a rupee. How many for a rupee must he sell to gain $20 \% ?$
Paras Health Care made $3000$ strips of vitamin tablets at a cost of $Rs.$ $4800 .$ The company gave away $1000$ strips of tablets to doctors as free samples. A discount of $25 \%$ is given on the printed price. Find the ratio of profit in $Rs.$ if the price is raised from $Rs.\, 3.25$ to $Rs.\, 4 .25$ per strip and if at the latter price, samples to doctors were done away with.