Last year if 97% of the revenues of a company came from domestic sources and the remaining revenues, totaling Tk. 4,50,000, came from foregin sources, what was the total of the company's revenues?

If the length and width of a rectangular garden plot were each increased by 20%, what would be the percent inc...

Salem earns Tk. 8.50 per hour on days other than Sundays and twice that rate on Sundays. Last week he worked a...

If a, b and c are constants, a>b>c, and x3-x=(x-a)(x-b)(x-c) for all numbers x, what is the value of b?

The persons, X & Y, are standing 50 yards apart on a North-South axis. X walks 65 yards to west and Y walks 55...

If 3/x=2 and y/4=3, then 3+y/x+4=?

A ferry can travel twice as fast when empty as when it is full. It travels 20 mile with full load, spends 1 ho...