What is the riddle which can be asked all day with a different correct answer each time.

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

what does the below rebus means?

John was drowned by he was not wet. How?

What month of the year has 28 days?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What is the probability of getting five Mondays in a 31-day month?

A sundial has the fewest moving parts of any timepiece. Which has the most?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?