I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

Count the Triangle in the figure given below:

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

what does this picture(rebus) riddle means ?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

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?

What makes this number unique: 8,549,176,320?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

What has lots of eyes, but can’t see?

How can you make number one disappear by adding something to it?