A $140 book is marked down by 25% and then by another 10%. What is its final sale cost?

In a room of 36 people, 20 players play chess while 28 players play poker. How many players play both?

The average of x, y, z is 6 and x-y = 4, xy = 21, what is the value of z?

What is the 13 term of the following sequence (নিচের অনুক্রমের ১৩তম পদটি কত? )

A student answers 69 questions in an exam. He makes twice as many mistakes as he makes correct answers. How ma...

Find the square root of the number you get by multiplying 2205 by a least positive integer. (সর্বনিম্ন একটি ধন...

In a hostel mess there are food supplies for 40 boys to last 30 days. After 9 days, some boys left the hostel....