On selling $17$ balls at $Rs.\, 720$, there is a loss equal to the cost price of 5 balls. The cost price of a ball is (in $Rs.$)
$45$
$50$
$55$
$60$
The cost of an article including the sales tax is $Rs.\, 616$. The rate of sales tax is $10 \%$, if the shopkeeper has made a profit of $12 \%$, then the cost price of the article is in $Rs.$?
A sells a bicycle to $B$ at a profit of $20 \%.$ B sells it to $C$ at a profit of $25 \%.$ If $C$ pays $Rs.\,225$ for it, the cost price of the bicycle for $A$ is (in $Rs.$)
Aditya sold $TV$ to Sanjay at $12 \%$ more than the $CP.$ If Sanjay paid $Rs.\, 17696$ for that $TV$ then what was the original price of the $TV$ in $Rs.$?
The price of an article is raised by $30 \%$ and then two successive discount of $10 \%$ each are allowed. Ultimately, the price of the article is
Meenal purchased a car for $Rs.\, 2,50,000$ and sold it for $Rs.\, 3,48,000 .$ What is the per cent profit she made on the car?