Find $CP$ when $SP = Rs. 40.60$ and $\text{gain} = 16\%$.

There is a profit of $20 \%$ on the cost price of an article. The per cent of profit, when calculated on the selling price is.......$\%$

$60 \%$ 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

The cost price of a table is $Rs. 3,200$. $A$ merchant wants to make $25\%$ profit by selling it. At the time of sale,he declares a discount of $20\%$ on the marked price. The marked price (in $Rs.$) is

$A$ person incurs a $5 \%$ loss by selling a watch for $Rs. 1140$. At what price should the watch be sold to earn a $5 \%$ profit?

$A$ shopkeeper buys $144$ items at $90$ paisa each. On the way,$20$ items are broken. He sells the remainder at $₹ 1.20$ each. His gain percent,correct to one place of decimal,is: