Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

What is the word or phrase?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

What do the following words have in common?

Assess
Banana
Dresser
Grammar
Potato
Revive
Uneven
Voodoo

What jumps when it walks and sits when it stands?

Imagine you are in a room with no windows or doors. How will you get out?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units.

Can you calculate the dimensions of this box with the given data?