a+b=9m এবং ab=18m হলে, a-b=?

If product of 3 consecutive integers is 120, then the sum of the integers is--

There are 900 students in a school . 4% of them left the school and 50% of the remaining are girls. How many g...

The minimum value of 2x2 +8x -5 is

If the market price of a unit is Tk 25, the revenue of selling five units in Taka is --

There are 12 more apples than oranges in a basket of 36 apples and oranges. How many apples are in the basket?

Bina is 10 years older than Mim . In 7 years time. Bina will be twice as old as Mim.