Kiran purchased a scooter for Tk. 52000. He sold it at loss of 10% .With that money be purchased another scooter and sold it at profit of 20% What is his overall loss/ profit?

A square is inscribed in a circle of diameter 2a and another square is circumscribing circle. The difference b...

The average of nine numbers is 50. The average of the first five numbers is 54 and that of the last three numb...

A batsman has a certain average of runs for 12 innings. In the 13th inning, he scores 96 runs thereby increasi...

A man takes 3 hours 45 minutes to row a boat 22.5 km downstream of a river and 2 hours 30 minutes to cover a d...

A man can row 6 km / hr in still water. If the speed of the current is 2 km / hr. it takes 3 hrs more in upstr...

A train 150 m long passes a pole in 15 seconds and crosses another train of the same length travelling in oppo...