$A$ $Rs. 750$ tin of cheese is offered at $8\%$ discount and a $Rs. 1,250$ tin of butter at $20\%$ discount. If we buy $5$ tins of cheese and $3$ tins of butter,what is the effective discount we get (in $\%$)?

$A$ man buys a single apple for $Rs. 25$. If he were to buy a dozen apples,he would have to pay a total amount of $Rs. 250$. What would be the approximate percent discount he would get on buying a dozen apples?

$A$ sells a car priced at $Rs. 36,000$. He gives a discount of $8\%$ on the first $Rs. 20,000$ and $5\%$ on the remaining $Rs. 16,000$. $B$ also sells a car of the same make,priced at $Rs. 36,000$. He gives a discount of $7\%$ on the total price. Calculate the actual prices charged by $A$ and $B$ for the cars (in $Rs.$).

After giving $20 \%$ discount on an article there is a profit of $20 \%$. What will be the profit percent when no discount is given (in $\%$)?

$A$ person bought an article for $Rs. 2500$ and sold it the same day for $Rs. 3410$,allowing a credit of $2$ years. If the rate of interest is $12\%$ per annum,then the gain of the man is (in $\%$):

The marked price of an article is $40 \%$ more than its cost price. If $10 \%$ discount is given,what is the profit percent (in $\%$)?