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?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Can you solve the maths in the below-given picture equation?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

Can you count the number of squares in the given picture?

Why do you find that most of the buildings are deprived of the 13th floor?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

A sundial has the fewest moving parts of any timepiece. Which has the most?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.