You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

You can see it everyday, But cannot touch it at will. What is it?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

What does this below rebus puzzle mean?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

There is a circular car race track of 10km. There are two cars, Car A and Car B. And they are at the exact opposite end to each other. At Time T(0), Both cars move toward each other at a constant speed of 100 m/seconds. As we know both cars are at the same speed they will always be the exact opposite to each other.
Note, at the center, there is a bug which starts flying towards Car A at time T(0). When the bug reaches car B, it turns back and starts moving towards the car A. The speed of bug is 1m/second. After 5 hours all three stop moving.
What is the total distance covered by the bug?

I taste better than I can smell. Who am I?

Who always enjoys poor health?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?