If

A rectangular floor that measures 8 meters by 10 meters is to be covered with carpet squares that each measure...

A Collection of 16 coins,each with a face value of either 10 paisa or 25 paisa, has a total face value of Tk....

Mr x Made a fixed desposit of Tk. 10,000 for 1 year at an annual rate of 8 percent compounded seiannually. Cal...

If the length of a rectangle is increased by 20% and the width of the same rectangle is decreased by 20% , the...

8% of the people eligible to vote are between 18 and 21. In an election 85% of those eligible to vote who were...

It costs TK. 1,000 to make the first thousand copies of a book and X taka to make each subsequent copy. If it...