The average age of a group of 15 employees is 24 years. If 5 more employees join the group, the average age increases by 2 years. Find the average age of the new employees.

A person travels a certain distance at 3 km / hr and reaches 15 min late. If he travels at 4 km / hr, he reach...

The difference between the radii of bigger circle and smaller circle is 14 cm and the difference between their...

A sum fetches a simple interest of Tk. 6000 at the rate of 5% p.a. in 6 years . what would be the compound int...

Alam sold an item for Tk. 6,384 and incurred a loss of 30% . At what price should he have sold the item to hav...

Kiran purchased a scooter for Tk. 52000. He sold it at loss of 10% .With that money be purchased another scoot...

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