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

Can you spot the man between the coffee bean in the picture below ?

What is black when you buy it, red when you use it, and gray when you throw it away?

Imagine you are in a room with no windows or doors. How will you get out?

Find the next number in the series.
1 10 24 43 67 ?

A guard is positioned at the one side of the bridge saying ‘A’. His task is to shoot all those who try to leave from ‘A’ to the other side and say ‘B’. He also need to welcome the person who comes from another side ‘B’ to his side ‘A’. The guard comes out of his post every 1 hour and looks down the bridge for any people trying to leave. You are at side ‘A’ and wish to go to another side ‘B’. you also know that it would take 1:45 hr to cross the bridge. How will you cross the bridge?

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

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Which digit occurred maximum times between the number 1 and 1000?

What country can make you shiver?