Finding Discounts

Kunal borrowed from Ricky a certain sum for$2 \mathrm{yr}$at simple interest. Kunal lent this sum to Sanjay at the same rate for$2 \mathrm{yr}$ at compound interest. At the end of $2 \mathrm{yr}$he received $₹220$ as compound interest but paid $₹200$as simple interest. Find the sum and rate of interest.

How much more percent seats were won by $X$ as compared to $Y$ in the assembly election, in the state based on the data given below?

A bag is marked at $₹160$, is sold for $₹136$. If the rate of discount is $k\%$ then find $k$.

$80\%$ of $40$ boys are good at English and $k$ boys are weak in English. Find the value of $k$.

Find SP if MP =$₹650$ and discount = $10\%$.  

Any money lent or borrowed is called the _____ .

If the difference between compound interest and simple interest on $₹45000$ at $12\%$ per annum for $5$ yr is $₹x$, find the value of $x$ correct to two decimal places.

For the calculation of interest compounded half-yearly, keeping the principal same, which one of the following is true?

When the interest is compounded half-yearly, there are _____ (two / one) conversion periods in a year.

_____ is the extra money paid by the institutions like banks or post offices on money deposited (kept) with them. (Interest / Tax)

Selling price of $9$ articles is equal to the cost price of $15$ articles. In this transaction there is profit of $66\frac{2}{3} \%$

Sales tax is always calculated on the selling price of an item and is _____ (multiplied / added) to the value of the bill.

If marked price is $₹ 1500$ and discount is $25\%$, then selling price is $₹$ _____.

$64$ is _____ $\%$ more than $40$.

Find the value (number of people) of $5\%$ of $1500$ people.

To compare two quantities, the unit must be same. 

The ratio of the number of oranges to the number of apples, when the number of apples and oranges is $25$ and $5$ respectively, is _____.