Preference

Question: What is the least integer that is a sum of three different primes each greater than 20?

  1. a.
    69
  2. b.
    73
  3. c.
    75
  4. d.
    83
  5. e.
    none of them
Answer: d

Question:

If x is negative, which of the following must also be negative?

  1. a.

    (-x3)2

  2. b.

    (-1)x

  3. c.

    1 - x

  4. d.

    x3 - x2

  5. e.

    None of these

Answer: d

Question: If the sum of 3 consecutive integers is 150, then the sum of the two smaller integers is:

  1. a.
    99
  2. b.
    139
  3. c.
    110
  4. d.
    none of these
Answer: a

Question: Sum of 3 consucutive integers is 18. What is the smallest integer less 3?

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

Question: What is the difference between the 6 digit largest and the smallest numbers?

  1. a.
    888889
  2. b.
    899999
  3. c.
    999888
  4. d.
    988888
  5. e.
    None of them
Answer: b

Question: What number should be devided by √0.25 to give the result as 25?

  1. a.
    12.5
  2. b.
    2.5
  3. c.
    50
  4. d.
    125
Answer: a

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