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?

How could a baby fall out of a twenty-story building onto the ground and live?

I have branches, but no fruit, trunk or leaves. What am I?

Find the last number in the series below:

voN luJ yaM raM ---

What is the coolest letter in the alphabet?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Prove that the below maths equation is true.

8 + 8 = 91

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?