If window received 1/3 of her hushand's estate, and each of her three sons received 1/3 of the balance. If the widow and one of her sons received a total of Tk. 360,000 from the estate, what was the worth of the estate in Tk?

If the coordinates of A and B are (4, 1) and (-2, 7) respectively, then the coordinates of the midpoint of AB...

Mahfuz has a total of Tk. 480 in the denominations of one Taka, five Taka and Ten taka nones. The numbers of d...

The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25% of the girls are scho...

If a and b are both even numbers, which of the following COULD be odd integer?

A number consists of two digits. If the digits interchange places and the new number is added to the original...

A box contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the bo...