What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

I know a nine-letter word having only one vowel.
Do you ?

Can you identify the hidden rebus in the image below?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?

How do you go from 98 to 720 using just one letter?