Masud has twice as much money as Selim has and Selim has 50% more money than what Bashir has. If the average money with them is Tk. 110, then Masud has :

A man spends 75% of his income. his income is increased by 20% and he increased his expenditure by 10%. His sa...

If a commission of 10% is given on the marked price of a book, the publisher gains 20%. If the commission is i...

A man donated 5% of his income to a charitable organization and deposited 20% of the remainder in a bank. if h...

An ambulance travels 10 miles at a speed of 50 miles per hour. how fast must the ambulance travel on the retur...

The sum of principal and simple interest of a certain amount of money would be Tk. 460 after three years from...

Humayra borrowed Tk. 240, free of interest, to pay for her new hair band. If she pays back 20% of the amount e...