If you say my name, I will no longer exist. What am I?

Find the next number in the sequence

5 12 24 36 ?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

In a school, 280 students studied chemistry, 254 students studied physics and 280 students studied biology.

97 students studied chemistry as well as physics, 138 students studied physics as well as biology and 152 students studied chemistry as well as biology.

73 students studied all the three branches.

Can you find out the total number of students?

What is the relationship between these matchstick pictures below?

What Deficiency does the below rebus represent?

VIT_MIN

What goes up but never comes down?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?