What has a ring but no finger?

What number do you get when you multiply all of the numbers on a telephone's number pad?

I can write cow in 13 letters.

Can You?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

It is always ahead of me yet I can never see it. What is it?

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

Find the missing number in the sequence below:

To tease, King Akbar told his most clever advisor Birbal to give his daughter one thing that she can eat when hungry, drink if she feels thirsty and can burn if she feels cold. King Akbar was shocked when Birbal gave Akbar's daughter one such thing that satisfies all of the above.

What did Birbal give to Akbar's daughter?

What makes this number unique: 8,549,176,320?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?