$60 \%$ of the cost price of an article is equal to $50 \%$ of its selling price. Then the percentage of profit or loss on the cost price is
$20 \%$ loss
$16 \frac{2}{3} \%$ profit
$20 \%$ profit
$10 \%$ loss
$'A ^{\prime}$ sells an article to $'B ^{\prime}$ at a gain of $20 \%$ and $' B ^{\prime}$ sells it to $'C ^{\prime}$ at a gain of $10 \%$ and $'C ^{\prime}$ sells it to $'D'$ at a gain of $12 \frac{1}{2} \%$. If ${ }^{\prime} D$ ' pays $Rs.\, 29.70$ what did it cost to $'A ^{\prime} ?$ (in $Rs.$)
Hundred oranges are bought at the rate of $Rs.\, 350$ and sold at the rate of $Rs.\, 48$ per dozen. The percentage of profit or loss is
A man buys an article for $10 \%$ less than its value and sells it for $10 \%$ more than its value. His gain or loss percent is
$20 \%$ loss on selling price is what per cent loss on the cost price? (in $\%$)
Find $CP$ when $SP = Rs.\,40 .60, \operatorname{gain}=16 \% ?$