Count the Triangle in the figure given below:

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

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

What is at the end of a rainbow?

Find out the missing number in the picture attached:

I add 5 to 9 and get 2. The answer is correct, so what am I?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

What goes through cities and fields, but never moves?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?