Answer: 8 times (4 apiece)
The killer shot his victims 8 times (4 apiece) with a six-shot revolver.

Answer: National Geographic magazine
On his first tour of the library, Brooks shows Andy the National Geographic magazine.

Answer: Finance and Taxation
As a banker, Andy Dufresne ended up helping the prison warden a lot on his taxes and illicit laundry of money.

Answer: Wolfgang Amadeus Mozart's The Marriage of Figaro
Frank Darabont often got his inspiration by listening to Wolfgang Amadeus Mozart's The Marriage of Figaro.

Answer: Warden Samuel Norton
The warden of the prison, Samuel Norton (played by Bob Gunton)uttered those words to Andy Dufresne in the former's prison sweeps.

Answer: A rock hammer
Andy asks Red to get him a rock hammer.

Answer: Thomas Newman
Thomas Newman was in charge of the soundtrack of the movie.

Answer: Mark 13:35
When asked by Warden Norton about his favorite chapter in the Bible, Andy responded that it is Mark 13: 35- "Watch ye therefore: for ye know not when the master of the house cometh,…"

Answer: Smuggling
In prison, Red developed a reputation of being the best at smuggling anything.

Answer: 37927
Andy was assigned the 37927 as his prison number.