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

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

Find The Missing Number, 99% of People Fail To Solve This Table, Can You?

Why do Chinese men eat more rice than Japanese men do ?

What can jump higher than a building?

What is the difference between a jeweller and a jailer?

Below rebus represent famous DiCaprio movie. Can you name it?