By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Find out the missing number in the picture attached:

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

Whats the next number in the below number sequence pattern.

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

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

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?