Kibria went to the swtationers and bought things worth Tk 25 out of which 30 paisa was sales tax on taxable items. If the tax rate is 6% , then what was the cost of the tax free items?

A towel, when bleached, was found to have lost 20% of its length and 10% of its breath . what is the percentag...

If 3/p =6 and 3/q =15 then p -q =?

Tom, Dick and Harry went for lunch to a restaurant. Tom had Tk. 100 with him. Dick had Tk. 60 and Harry had Tk...

A father is three times as old as his son. After fifteen years the father will be twice as old as his son's ag...

which of the following is the greatest?

Two identical taps fill 2/5 of a tank in 20 minutes.when one of the taps goes dry n how many minutes will the...