What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

What is next number in the pattern below:

131 517 192 123 ?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Do You See It?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

In the four images below, can you find the odd one out?

Why is the Hole below a Lock?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

I cannot talk, but I always reply when spoken to. What am I?