Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

Which point will the car reach to go out?

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

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

what one word does the below rebus identifies?

A man dies of old age on his 25 birthday. How is this possible?

The dirtier I get, the whiter I look. Who am I?