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

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

No matter how little or how much you use me, you change me every month. What am I?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

What makes this number unique: 8,549,176,320?

What is the below Rebus indicate?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

10+10 and 11+11 can give you the same answer.

Explain how?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?