If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

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?

John bought a new car. He has a habit of eating ice cream from a particular ice cream shop while returning home from office. Whenever, he eats strawberry ice cream, he faces no problem. But whenever, he eats chocolate ice cream, the car starts giving problem. At first, he thinks, it is just a co-incidence but when this awkward incident happens for 3-4 times, he reports this problem to the company.

The mechanic of the company checks but finds no problem at all. The next day, when he stops by to eat chocolate ice cream, the car again starts giving problem.

Can you find the possible reason?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

Can you count the number of triangles in the given figure?

What work can one never finish?

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

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?