Mohit lost $18 \%$ by selling a bicycle for $Rs.\, 1230$. What percent shall he gain or loss by selling it for $Rs.\, 1600 ?$
$6 \frac{2}{3} \%$ loss
$4 \%$ gain
$6 \frac{2}{3} \%$ gain
None of these
Savita buys $5$ shirts and $10$ pants for $Rs.$ $1600 .$ She sells shirts at a profit of $15 \%$ and pants at a loss of $10 \% .$ If her over all profit was $Rs.\,90$ what was the cost price of a shirt and a pant in $Rs.$?
$Mr$ A sold a goods, to $Mr$. $B$ at $10 \%$ discounted value of printed rate. The discounted value is $Rs.\, 1242.$ If $15 \%$ profit is earned on purchase rate by selling the goods at printed rate, what is the purchase rate? (in $Rs.$)
Amit purchased $13$ chair of $Rs.\, 115$ each and sold all at $Rs.\, 1220.$ Then find the profit or Loss on the transaction
Nisha bought a number of oranges at $2$ for a rupee and an equal number at $3$ for a rupee. To make a profit of $20 \%$ she should sell a dozen for (in $Rs.$)
The marked price of a bed is $Rs. 2400$ .The shopkeeper gives successive discounts of $10 \%$ and $X \%$ to customer. If the customer pays $Rs.\, 1836$ for's the bed then find the value of $X$ in $\%$?