Find the next number in the sequence

1, 2, 6, 21, 88, __?

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

Shyla was sleeping in her apartment when suddenly a robber broke into her house. He asked her to stay quiet and started looting the cash and jewelry. Suddenly the landline phone started ringing. The robber pointed a gun at Shyla and asked her to pick up and talk without giving away the situation.

She picked up the phone and it happened to be her husband. She spoke, Is it an emergency darling? Do give me a call when your flight lands, I will prepare your favorite food that will help you relieve the stress. Then she hanged up.

10 minutes after, the police arrive at the scene and catch the robber. How did the police know about the robbery?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

Replace the question mark with the correct number in the below-given picture?

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

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Find the 8 in the below-given Image.

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

Replace The Question Mark Below With the Correct Number.

2 {38} 3
4 {1524} 5
6 {3548} 7
8 {????} 9