Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

If 21x = 79x, what is the value of x?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

Count the number of triangles in the below picture?

What work can one never finish?

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?