What Deficiency does the below rebus represent?

VIT_MIN

What do you see in the image below

If a wheel has 54 spokes, how many spaces are there between the spokes?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

Prove that twice of ten is the same as twice of eleven.

What Time Should the last watch show in the below figure?

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

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

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?