An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

O_er_t_o_

Complete the missing letters of the given word.

What 5-letter word typed in all capital letters can be read the same upside down?

Can you find out which options fits best with the missing column?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

Can you find a five letter word that is left with only two letters if one is removed?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle: