How many times in a given day, minutes and hour clock comes in a straight line ?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

Can you count the number of lines in the below picture?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

Why is Saturday stronger than Monday?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

What kind of storm is always in a rush?

If your uncle’s sister is not your aunt, what relation is she to you?

When monkey rotate the gear, which mark will be hit 1 or 2 ?