If it took eight men ten hours to build a wall, how long would it take four men to build it?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Three people check into a hotel. They pay $60 for the rent of the room. After they check-in, the manager realize that the rent for the room is $55. So, he gives $5 to the bellboy and asks him to give it to them. The bellboy thinks that it will be difficult for the three people to share $5 among them and seeking the personal benefit, he pockets $2 and gives the remaining $3 to them.

Now, each person paid $20 and got back $1. In this manner, each of them paid just $19 which totals to the amount of $57. The bellboy has $2 with him and adding them, we get $59. So where is the remaining $1?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

A Shopkeeper sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and half the chicken more.

Can you find out how many chicken were sold by the shopkeeper on that day if we tell you that the fourth customer bought a single chicken ?

Look at the picture and find out which square is not linked with any of the other squares.

What does this mathematical rebus means ?

How can you make a TV, a bed, a dog, and a car liquid?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=