A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

Why do we preferably have round manhole covers and not square ones?

What is the largest number you can write with just 3 digits?

If a wheel has 54 spokes, how many spaces are there between the spokes?

Can you move 2 matchsticks to form four equal sized squares.

What can you deduce from the following BrainBat?

CRY
LMKI

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?