Can you find the key in the picture below?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

Why is 6 afraid of 7?

Can you quickly find which two matchstick figures are identical?

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Move four matchsticks to the below square to form three squares?

You need to remove two matchsticks to make the below equation true. Can you do it ?