What does the below image rebus riddle means ?

What number should come in place of the question mark below?

All Marigolds are flowers.
Few Flowers are used to make colors.
Therefore, some Marigold are used to make colors.

True Or False?

Can you find the thief by just looking at the picture below?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

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?

Using eight eights and addition only, can you make 1000?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

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?

There are forty elephants and they have forty-fore heads. How can this be possible?