A single discount, equivalent to a successive discount of $40 \%$ and $30 \%$ is in $\%$?
$55$
$56$
$57$
$58$
Profit obtained on selling an article for $Rs.\,310$ is equal to the loss incurred on selling that article for $Rs.\, 230.$ What will be the loss percentage when selling price is $Rs.\, 180$?
If cost price of $20$ tables is equal to selling price of $25$ tables, find the loss$\%$
The list price of an article at a showroom is $Rs.\, 2000$ and it is being sold at successive discounts of $20 \%$ and $10 \% .$ Its net selling price will be (in $Rs.$)
The cost price of an article is $80 \%$ of its marked price for sale. How much percent does the tradesman gain after allowing a discount of $12 \% ?$
Rajesh sells taperecorder to Mihir at a loss of $10 \%$ and Mihir sells it to Shiv at a loss of $20 \%$. If Shiv pays $Rs.\,1440$ for it, at what price did Rajesh buy? (in $Rs.$)