A man bought $15$ mangoes for a rupee. How many mangoes were sold for a rupee so that there is a loss of $25 \% ?$
$10$
$12$
$18$
$20$
A shopkeeper allows a discount of $10 \%$ on the marked price of an item but charges a sales tax of $8 \%$ on the discounted price. If the customer pays $Rs.\, 3,402$ as the price including the sales tax, then the marked price is (in $Rs.$)
A man bought some fruits at the rate of $16$ for $Rs. 24$ and sold them at the rate of $8$ for $Rs$ $18.$ What is the profit percent?
A loss of $19 \%$ gets converted into a profit of $17 \%$ when the selling price is increased by $Rs.162.$ The cost price of the article is (in $Rs.$)
Instead of dividing $391$ cookies among $3$ children $A$, $B,C$ in the ratio $\frac{1}{5}: \frac{1}{4}: \frac{1}{8},$ it was divided in to the ratio $5: 4: 8 .$ Who gains the most and how many?
A sells an article to $B$ making a profit of $\frac{1}{5}^{t h}$ his outlay. $B$ sells it to $C,$ gaining $20 \%$. If $C$ sells it for $Rs.\, 600$ and incurs a loss of $\frac{1}{6}^{t h}$ his outlay, the cost price of $A$ is (in $Rs.$)