A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

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

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

How many letters are in the alphabet?

Replace the question mark with the correct number below.

Can you find a five letter word that is left with only two letters if one is removed?

What 5-letter word typed in all capital letters can be read the same upside down?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

A guy in his thirties is found dead in a forest. The shocking thing about the body is that he is wearing his swimming trunks snorkel and a facemask.

For your information, the nearest lake is some 10 miles away and the sea is hundreds of miles away.

How did he die then?

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?