Some Doubts (GRE® analogy questions)

[Cvan]

Hi everyone,
I am going to take my GRE test on the 20th of september. I would like to know that in order to score 800 in the quantitative section is it necessary to get all 30 questions right.I am not very sure about it because i think i read somewhere that you can get a score of 800 even with a couple of mistakes.Please let me know.

Also i have certain analogy questions for which i cant undertsand the rationale.Please reply

1. SUITCASE : LUGGAGE ::
(A) gift : package
(B) necklace : garment
(C) room : house
(D) hat : millinery
(E) faucet : sink

2. MOCK : IMITATE ::
(A) satirize : charm
(B) condense : summarize
(C) placate : assuage
(D) adapt : duplicate
(E) taunt : challenge

3. PRUNE : HEDGE ::
(A) shuck : corn
(B) trim : hair
(C) cut : bouquet
(D) reap : crop
(E) shave : mustache

4. DRAWBRIDGE : CASTLE ::
(A) lawn : house
(B) gangway : ship
(C) aisle : stage
(D) hallway : building
(E) sidewalk : garage

5. GROW : BURGEON ::
(A) beat : palpitate
(B) transport : enrapture
(C) flourish : thrive
(D) rot : decay
(E) evolve : multiply

6. PATRIOTIC : CHAUVINISTIC ::
(A) impudent : intolerant
(B) furtive : surreptitious
(C) incisive : trenchant
(D) receptive : gullible
(E) verbose : prolix

[Mary Jo]

1. SUITCASE is a type of LUGGAGE ::
(D) hat is a type of millinery

2. MOCK is to IMITATE negatively ::
(E) taunt is to challenge negatively

3. PRUNE is to cut off superfluous growth from a HEDGE ::
(B) trim is to cut off superfluous growth from hair

4. DRAWBRIDGE is a bridge to a CASTLE ::
(B) gangway is a bridge to a ship

5. To GROW quickly is to BURGEON ::
(A) to beat quickly is to palpitate

6. PATRIOTIC in a negative way is CHAUVINISTIC ::
(D) receptive in a negative way is gullible
(A has no relationship. B, C, E are synonyms)