Move four matchsticks to the below square to form three squares?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

If you had an infinite supply of water and 5-quart and 3-quart pails, how would you measure exactly 4 quarts? What is the least number of steps you need?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

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?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

How many bananas can you eat if your stomach is empty?

I don't get anymore wetter, no matter how much rain falls on me.

Suppose you are sitting in an interview and the interviewee asks you an aptitude question.

You have three buckets with a capacity of 4 litres, 8 litres and 10 litres and you have a large tank of water. Now you have to measure 3 litres of water precisely using those buckets. How will you do it?