Mohona deposits Tk 10,000 into a savings account that pays interest at an annual rate of 8%, compounded quarterly. After 6 months, how much interest has Mohona earned?

At XYZ Company, the ratio sales to gross profit is 4:3 and the ratio of gross profit to net profit is 3:1, wha...

Dividing by 3/8 and then multiplying by 5/6 is the same as dividing by what number?

If a is an even integer and b is an odd integer, which of the following expressions could be an even integer?

Asif can do a job in 15 hours, and Russel can do the same job in 9 hours. If they start doing the job together...

Before the budget, a businessman had increased the price of his product by 12%. In the budget, a 10% sales tax...

A machine can copy six pages in 9 seconds. How many pages can it copy in 24 minutes?