The interest charged on a loan is Tk. p per Tk. 1,000 for the first month and Tk. q per Tk. 1,000 for each month after the first month. How much interest will be charged during the first three months on a loan of Tk. 10,000?

A man invests Tk. 9,00,000 in a share earning Tk. 9 as dividend per share, when a share of face value of Tk.10...

A truck driver must complete a 180-mile trip in 4 hours. If he averages 50 miles an hour for the first three h...

If it takes 50 workers 4 hours to dig a hole, how long should it take 30 workers to dig the same hole?

The angles of a triangle are in the ratio of 2 : 3 : 4. The largest angle in the triangle is :

For every novel in the school library there are two science books, for each science book there are seven econo...

A company makes a profit of 6% on its first Tk. 1,000 of sales each day and Tk. 55 per thousand on all sales i...