If radius of a circle is increased by 30% then its area is increased by -

An amount of TK. 10,000 becomes TK. 20,736 in 2 years. If the rate of interest is compounded half yearly , wha...

The difference between two positive number is 3 and the sum of their squares is 369. Then the sum of the numbe...

A hall, 20m long and 15 m broad , is surrounded by a veranda of uniform width of 2.5m. The cost of flooring th...

In a two digit number, the digit in the unit's place is two more than the three times of the digit in ten's pl...

In your bookshelf, you have five favorite books. If you decide to arrange these five books in every possible c...

A number when divided by 3 leaves a remainder 1 . When the quotient is divided by 2, it leaves a remainder 1....