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% ?

The product of two number is 900 and their sum exceeds their difference by 30.The greater of these two number...

If 30% of A =0.25 of B=1/5th of C, the ratio of A,B and C is _____

After paying 10% tax on all income over Tk. 3000. Rahima had a net income of Tk. 12000. Rahims income before t...