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Quantitative Aptitude

NUMBER SERIES MCQs

Number Theory

Total Questions : 166 | Page 6 of 17 pages
Question 51. If the number 42573 * is exactly divisible by 72, then the minimum value of * is:
  1.    4
  2.    5
  3.    6
  4.    7
 Discuss Question
Answer: Option C. -> 6
Answer: (c).6
Question 52. Which of the following numbers is divisible by each one of 3, 7, 9 and 11 ?
  1.    639
  2.    2079
  3.    3791
  4.    37911
 Discuss Question
Answer: Option B. -> 2079
Answer: (b).2079
Question 53. N is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2n is divided by 4 ?
  1.    3
  2.    2
  3.    1
  4.    0
 Discuss Question
Answer: Option B. -> 2
Answer: (b).2
Question 54. (4300731) - ? = 2535618
  1.    1865113
  2.    1775123
  3.    1765113
  4.    1675123
 Discuss Question
Answer: Option C. -> 1765113
Answer: (c).1765113
Question 55. Which natural number is nearest to 9217, which is completely divisible by 88 ?
  1.    9152
  2.    9240
  3.    9064
  4.    9184
 Discuss Question
Answer: Option B. -> 9240
Answer: (b).9240
Question 56. The sum of how many terms of the series 6 + 12 + 18 + 24 + ... is 1800 ?
  1.    16
  2.    24
  3.    20
  4.    18
 Discuss Question
Answer: Option B. -> 24
Answer: (b).24
Question 57. (51+ 52 + 53 + ... + 100) = ?
  1.    2525
  2.    2975
  3.    3225
  4.    3775
 Discuss Question
Answer: Option D. -> 3775
Answer: (d).3775
Question 58. Which one of the following numbers is completely divisible by 99?
  1.    3572404
  2.    135792
  3.    913464
  4.    114345
 Discuss Question
Answer: Option D. -> 114345
Answer: (d).114345
Question 59. What is the unit digit in(7^95 - 3^58)?
  1.    0
  2.    4
  3.    6
  4.    7
 Discuss Question
Answer: Option B. -> 4
Answer: (b).4
Question 60. 1904 x 1904 = ?
  1.    3654316
  2.    3632646
  3.    3625216
  4.    3623436
 Discuss Question
Answer: Option C. -> 3625216
Answer: (c).3625216

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