10+10 and 11+11 can give you the same answer.

Explain how?

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

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Who can jump higher than a Mountain?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

What is full of holes but still holds water?

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?