What can you catch but never throw?

How far can you walk into the woods?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

What is the largest number you can write with just 3 digits?

Identify The phrase in the picture.

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?