quantitative aptitude doubt

[Chakshu]

1) If 0< a <1 then 1+1/a is
 
a) less than 2
b) greater than 2
c) less than 4
d) greater than 4

2) If 3x+7=x^2+P=7x+5 what is value of P?
a) ½
b) 33/4
c) 67/4
d) Cannot be determined

3) Find least number which when divided by 6, 15, 17 leaves remainder 1, but when
divided by 7 leaves no remainder.
a) 81
b) 1111
c) 211
d) 511

4) In an entrance examination, there are 200 questions with 4 alternatives each. A
student marks first alternative as answer to all questions. What is the students
probable net score if each answer fetches +1 and each wrong answer fetches -1/4
marks?
a) 10
b) 0
c) 12.5
d) -25

[priyesh]

1 c 2 b 3 d 4 c.

[onionknight]

1 b 2 b 3 d 4 200/4 - 3/4*1/4*200= 12.5

[Chakshu]

1st answer is b or c ??

[onionknight]

B

[priyesh]

ya its B .. i typed it wrong..