There is a 2 meter wide road surrounding a pond which is 60 meters long and 40 wide. The area covered by the road is:

IF x+y=9 and x-y = 5 the value of 4xy is:

Tk. 51 is distributed between sumi and Meem in such a way that Sumi receives Tk. 3 less than twice the amount...

The compound interest on Tk 200 at 10% in 3 years is approximately -

The ratio of ages of a father and his son was 5:1. What is the age of the son after five years, if the ratio o...

One half of pole is deep into the soil under water, one-third of it is above the soil under water and two mete...

At a selling price of Tk.273 a book yields 30% profit. What selling price will yield the profit of 10% ?