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

What Adam and Eve do not have but the rest of the people have?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

Buy me, smell me or deliver me, I do not change.

Who am I?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

How many Watermelons are there in the below picture?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

A large water tank has two inlet pipes (a large one and a small one) and one outlet pipe. It takes 3 hours to fill the tank with the large inlet pipe. On the other hand, it takes 6 hours to fill the tank with the small inlet pipe. The outlet pipe allows the full tank to be emptied in 9 hours.

What fraction of the tank (initially empty) will be filled in 0.64 hours if all three pipes are in operation? Give your answer to two decimal places (e.g., 0.25, 0.5, or 0.75).

What does this rebus means ?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?