A discountof $40 \%$ on the marked price of atrouser enables Ajit to purchase a shirt also which costs him $Rs.\,320.$ How much did Ajit payfor the trouser? (in $Rs.$)
$480$
$540$
$800$
$400$
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 $RS.$)
A shopkeeper mixes $26\, kg$ of wheat which cost $Rs$. $20$ a $kg$ with $30\, kg$ of wheat which cost $Rs.\,36$ a $kg$ and sells the mixture at $Rs.\,30$ a $kg.$ Find the profit percent.
A businessman allows a discount of $10 \%$ on the marked price. What percent above the cost price must he mark his goods to make a profit of $17 \% ?$
A shopkeeper marks his goods $20 \%$ above $CP$ but allows $30 \%$ discount for cash. His net loss is in $\%$?
A shopkeeper cheats to the extent of $10 \%$ while buying as well as selling, by using false weights. His total gain is in $\%$