Our product and our sum always give the same answer. Who are we?

What's a single-digit number with no value?

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?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

They are three errirs in this question. Can you find them?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?