I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Count the number of triangles in the below picture?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

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?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

What is so fragile that saying its name breaks it?

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.

Can you find the hidden animal in the picture below?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?