What month of the year has 28 days?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

What kind of band never plays music?

What has lots of eyes, but can’t see?

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

What is the fastest way to double your money?

I am quite hot but become too cold if you remove the first two letters. What am I?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?