Preference

Question: If the sum of four consicutive even integer is s, what is the greatest of the integers in terms of s?

  1. a.
    (s + 12)/4
  2. b.
    (s - 12)/4
  3. c.
    (s + 6)/4
  4. d.
    (s - 6)/4
  5. e.
    none of these
Answer: a

Question: The average of four consecutive odd positive integers is always--

  1. a.
    an even number
  2. b.
    an odd number
  3. c.
    divisible by 4
  4. d.
    Both a and c
  5. e.
    Either a or c
Answer: a

Question: If both x and y are integers and x = 24y + 12, then which of the following must be true?

  1. a.
    x/12 is even
  2. b.
    x/6 is even
  3. c.
    (x + 4)/8 is odd
  4. d.
    (x + 4)/8 is even
  5. e.
    None of these
Answer: b

Question: How many pupils can be seated in a room with N single chairs and B double seated benches?

  1. a.
    nb
  2. b.
    2nb
  3. c.
    2(b + n)
  4. d.
    2b + n
  5. e.
    none of these
Answer: d

Question: What is the number of primes that are divisible by 3?

  1. a.
    2
  2. b.
    infinite
  3. c.
    1
  4. d.
    0
  5. e.
    None
Answer: c

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