A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

How many times can you subtract the number 5 from 25?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

You have two bottles of pills marked with labels A and B. The pills are identical. The doctor has asked you to take one A pill and one B pill daily. You cant take more or less than that.

While taking out the pills one day, you took out one pill from A and by mistake took out two from B. You have no idea which pill is which now.

You cant throw away the expensive pills. What will you do now?

What does man love more than life, and hate more than death or mortal strife; that which satisfied men want; the poor have, and the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

What is next number in the pattern below:

131 517 192 123 ?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Can you count the number of children in the picture below

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?