At a book fair, Danesh buys three pencils that cost Tk. 3.25 each, and a color pen that costs Tk. 5 . Which expression represents the amount of change , he should get when paying with a twenty taka note?

There are 92 girls in the anthropology class . This is 40% of all the students. What is the total number of st...

Amer is working in an insurance company as traveling salesman. He drove 373.5 miles on Monday, 481.6 miles on...

zinat's father contributes to his daughter's savings by giving her 10% of her total saving . If Zinat saves Tk...

At 5 : 15 p.m. waht angle do the hands of a clock form?

what is the perimeter of the rectangle with diagonal 10 cm and width 6 cm?

In Dhanmondi Lake the current flows at 3 kilometres per hour. The boatmen takes twice as long to travel upstre...