Oil equal to $20 \%$ of the weight of ground nut is extracted in a mill. The matter left after extraction is sold as cattle feed at the rate of $Rs.\, 12.5$ per $kg$. The ground nuts are bought at $Rs.$ $20$ per $kg.$ the processing cost is $Rs.\, 5$ per $kg$. At what price $(Rs.$ per $kg$ ) should the oil be sold to earn $20 \%$ profit on total costs (Total cost $=$ cost of groundnuts and processing costs)?
$250$
$150$
$200$
$100$
A shopkeeper wishes to give $5 \%$ commission on the marked price of an article but also wants to earn a profit of $10 \% .$ If his cost price is $\,95,$ then the marked price is (in $Rs.$)
A white goods dealer pays $10 \%$ custom duty on an i-phone that costs $Rs.\, 25000$ in $UK$. For how much should hemark it, if he desires to make a profit of $20 \%$ after giving a discount of $25 \%$ to the buyer? (in $Rs$)
A man sold his two horses for $Rs.\, 770$ each, on one he gained $10$ $\%$ $\&$ on the other he lost $10 \% .$ The average gain or loss percentage is
A man sells an article at a loss of $5 \% .$ If he had bought it at $20 \%$ more and sold it for $Rs.\,115$ less, he would have made a loss of $40 \% .$ Find the cost price of the article.
Abhishek purchased $140$ shirts and $250$ trousers at $Rs.\, 450$ and at $Rs.\, 550$ respectively. What should be the overall average selling price of shirts and trousers so that $40 \%$ profit is earned? (in $Rs.$)
(rounded off to next integer)