If a shopkeeper wants to give $20 \%$ discount on a toy, he has to sell it for $Rs.\,300.$ If he sells it at $Rs.\,405,$ then his gain percent is
$5$
$8$
$4$
$6$
If the selling price of $40$ articles is equal to the cost price of $50$ articles, the loss or gain percent is
A product when sold with $10 \%$ rebate on the listed price gave a profit of $Rs$ $70 .$ What was its cost price? (in $Rs$)
The price of $12$ chair and $8$ table is Rs. $676 .$ What is the price of $21$ chair and $14$ table in $Rs.$?
A shopkeeper gives $12 \%$ additional discount on the discounted price, after giving an initial discount of $20 \%$ on the labelled price of a radio. If the final selling price of the radio is $Rs \,704$ then what is its labelled price?(In $Rs$)
After selling $5 \%$ of a quantity of sugar, $5\, kg$ of sugar remains. Find the total quantity of sugar. in $kg$