Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

You see me once in June, twice in November, and not at all in May. What am I?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

Identify the 10 differences between the two given pictures.

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

Find the mistake in the below maths equations

A = 2
A(A-1) = 2(A-1)
A2-A = 2A-2
A2-2A = A-2
A(A-2) = A-2
A = 1

Whats the next number in the below number sequence pattern.

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

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?