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
$14 \frac{2}{7} \%$ gain
$15 \%$ gain
$14 \frac{2}{7} \%$ loss
$15 \%$ loss
Raman sells a machine for $Rs.\, 39$ lakh at a loss. Had he sold it for $Rs.\, 49$ lakh, his gain would nhave been three times the loss. What is the cost price of the machine? (in $Rs........lakh$)
A vendor bought toffees at $6$ for a rupee. How many for a rupee must he sell to gain $20 \% ?$
A cash payment that will settle a bill for $250$ chairs at $Rs.\,50$ per chair less $20 \%$ and $15 \%$ with a further discount of $5 \%$ on cash payment is (in $Rs.$)
A retailer offers the following discount schemes for buyers on an article
$I.$ Two successive discounts of $10 \%$
$II.$ A discount of $12 \%$ followed by a discount of $8 \%$
$III.$ Successive discounts of $15 \%$ and $5 \%$
$IV.$ A discount of $20 \%$
The selling price will be minimum under the scheme
A man loses $20 \frac{1}{2} \%$ of his money and after spending $80 \%$ of the remainder, he is left with $Rs.\, 159 .$ How much did he have at first? (in $Rs.$)