An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Who is that with a neck and no head, two arms and no hands? What is it?

A sundial has the fewest moving parts of any timepiece. Which has the most?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

What do you call a fish without an eye?

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?

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Two brothers were watching a horror film on video late one night. One brother dozed off and dreamed that he was being chased by the crazy man from the movie, who was trying to kill him. In the dream, he hid in a cupboard. There was no sound except his heart pounding, and he had no idea where his crazed captor was. He was terrified! At that moment, the video finished, and his brother put his hand on the shoulder of his sleeping sibling to wake him. The shock at that tense moment was enough that the sleeping brother suffered a massive heart attack and died instantly. True or false?