I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

Which is heavier: a ton of bricks or a ton of feathers?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

Which is the smallest number that you can write using all the vowels exactly once?

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.

Find the missing number in the sequence below:

What can jump higher than a building?

A man dies of old age on his 25 birthday. How is this possible?