Can you make four (4) nines (9) equal 100?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

If an electric train is travelling south, then which way is the smoke going?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

I have Rs.50 and I spend it in the way as below.

Can you count the number of triangles inside a triangle?

You need to move three matchsticks to form three squares. Can you do it?

What can you serve, but never eat?