There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Count the number of squares in the picture below.

What does this mean?

CCCCCCC

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

A bridge is about to collapse. There are four people P, Q, R and S on one of the sides. Before the bridge collapses, they want to cross it. Now since the bridge is too weak, it can only stand the weight of two people at a time. Also, it is night time and nothing is visible. They have just one torch with them.

Now P takes one minute to cross the bridge, Q takes two minutes to cross, R takes five minutes to cross and S takes ten minutes to cross.

The bridge will collapse in seventeen minutes. How will they be able to cross the bridge before it collapses?

What number divided by 4 is the same as that number minus 4?

What is the next number in this matchsticks series riddle?

The current time can be represented by below textual rebus.

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

Can you tell us the current time?