The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

Spot 5 differences in two Christmas tree below:

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

How many times can you subtract the number two from the number fifty?

All Marigolds are flowers.
Few Flowers are used to make colors.
Therefore, some Marigold are used to make colors.

True Or False?

What seven-letter word has hundreds of letters in it?