A shopkeeper sells two watches for $Rs.\, 308$ each. On one he gets $12 \%$ profit and on the other $12 \%$ loss. His profit or loss in the entire transaction was
Neither profit, nor loss
$1 \frac{11}{25} \% \operatorname{loss}$
$1 \frac{11}{25} \%$ profit
$3 \frac{2}{25} \% \operatorname{loss}$
If the discount of $10 \%$ is given on the marked price of a radio, the gain is $20 \%$. If the discount is increased to $20 \%,$ the gain is......$\%$
A man sold his two cars for $Rs.$ $4.5$ $lakh$ each. In the sale of first car, he incurred $20 \%$ profit and in the sale of the second, he incurred $20 \%$ loss. The total amount of profit or loss is?
A shopkeeper sells notebooks at the rate of $Rs.\, 45$ each and earns a commission of $4 \% .$ He also sells pencil box at the rate of $Rs.\, 80$ each and earns a commission of $20 \% .$ How much amount of commission will he earn in two weeks if he sells $10$ notebooks and $6$ pencil boxes a day? (in $Rs.$)
A man purchased $150$ pens at the rate of $Rs.\, 12$ per pen. He sold 50 pens at gain of $10 \% .$ The percentage gain at which he must sell the remaining pens so as to gain $15 \%$ on the whole outlay is........$\%$
Arun purchased $30\, kg$ of wheat at the rate of $Rs.\,11.50$ per $kg$ and $20\, kg$ of wheat at the rate of $Rs.\,14.25$ per $kg$. He mixed the two and sold the mixture. Approximately at what price per $kg$ should he sell the mixture to make $30 \%$ profit? (in $Rs.$)