When my father was 31 I was 8. Now he is twice as old as me. How old am I?

How many triangles are there on the puzzle below?

Count the number of balls in picture below:

What can you see in the middle of March and April that you can never see in any other month?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

Rectify the following equality 101 - 102 = 1 by moving just one digit.

A bomb exploded in a room full of married couples and no one died. How?