what's the probability of getting a king or a queen from a pack of 52 cards?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

A man was found murdered on Sunday morning. His wife immediately called the police. The police questioned the wife and staff and got these alibis: The Wife said she was sleeping. The Cook was cooking breakfast. The Gardener was picking vegetables. The Maid was getting the mail. The Butler was cleaning the closet. The police instantly arrested the murderer. Who did it and how did they know?

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

Can you find the hidden animal in the picture below?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

What's the only room from which no one can enter or leave