An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?

Prove that twice of ten is the same as twice of eleven.

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

Which fur should we be getting from the Lion?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?