A dealer marks his goods $30 \%$ above his cost price and then allows $15 \%$ discount on it. What is the cost price of an article on which he gains $Rs.\,84?$
$800$
$560$
$373.33$
$280$
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
Two discounts of $40 \%$ and $20 \%$ equal to a single discount of $\%$?
A fan costing $Rs. 1200$ is being sold for $Rs. 1500$. What is the profit percent?
Aditya bought a scooter for a certain sum of Money. He spend $15 \%$ of cost price on repair and sold it for a profit on $Rs.$ $1104.$ What will he spend on repair if profit he got was $20 \%$ in $Rs.?$
By selling cloth at $Rs.\, 9$ per meter, a shopkeeper loses $10 \% .$ Find the rate at which it should be sold so as to earn profit of $15 \%$ (in $RS.$)