Three successive discounts of $10 \%, 12 \%$ and $15 \%$ will amount to a single discount of in $\%$?
$36.28$
$32.68$
$34.68$
$37$
Meenal purchased a car for $Rs.\, 2,50,000$ and sold it for $Rs.\, 3,48,000 .$ What is the per cent profit she made on the car?
Aman buys $5$ laptops and $7$ computers for $Rs.$ $58500 .$ He sells the laptops at a profit of $10 \%$ and computers at a profit of $16 \%$ and his whole gain is $Rs.$ $7110.$ What price does he pay for a laptop? (in $Rs.$)
A men bought apples at the rate of $8$ for $Rs.\, 34$ and sold them at the rate of $12$ for $Rs.\, 57 .$ How many apples should be sold to earn a net profit of $Rs.$ $45 ?$
The percentage profit earned by selling an article for $Rs.\,1920$ is equal to the percentage loss incurred by selling the same article for $Rs.\,1280.$ At what price should the article be sold to make $25 \%$ profit? (in $Rs.$)
A man sold his two horses for $Rs.\, 770$ each, on one he gained $10$ $\%$ $\&$ on the other he lost $10 \% .$ The average gain or loss percentage is