A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

In the image below, can you find the value of an angle(y)

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?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

Solve the mathematical equation in the picture below.

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

What is the largest number you can write with just 3 digits?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?