If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What has many keys but can’t open a single lock?

Why is it very easy to weigh a fish?

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

Using eight eights and addition only, can you make 1000?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

Can you solve this picture maths equation?

No matter how little or how much you use me, you change me every month. What am I?