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

You can win me and lose me but never buy me
You can not eat me and never want to part with me
I can make you cry or bring you joy
I am not a machine and definitely not a toy
You keep me but i am not forever just yours
You might find me in a case or on a shelf next to a vase
I am hard and i am tall if you bump me i am sure to fall
I am made of different materials and am at many events
If your lucky and fight hard I might be yours
What am I ?

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

By using 'because' continuously three times, can you make an English statement ?

How many Watermelons are there in the below picture?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What does it mean?