Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Keyboard words are not in alphabetical order, Why?

A father's child, a mother's child, yet no one's son.

Who am I?