What is the riddle which can be asked all day with a different correct answer each time.

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

Can you count the number of triangles in the given figure?

What number do you get when you multiply all of the numbers on a telephone's number pad?

What does below chemistry rebus means?

By what process could you make a 'Tea-Table' into food?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?