Quantitative Apitude-Problems on Numbers

Quantitative Apitude-Problems on Numbers
51.  Which one of the following is not a prime number?
  • 31
  • 61
  • 71
  • 91
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52. What least number must be added to 1056, so that the sum is completely divisible by 23 ?
  • 2
  • 3
  • 18
  • 21
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53. 1397 x 1397 = ?
  • 1951609
  • 1981709
  • 18362619
  • 2031719
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54. How many of the following numbers are divisible by 132 ?
264, 396, 462, 792, 968, 2178, 5184, 6336
  • 4
  • 5
  • 6
  • 7
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55. (935421 x 625) = ?
  • 575648125
  • 584638125
  • 584649125
  • 585628125
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56. The largest 4 digit number exactly divisible by 88 is:
  • 9944
  • 9768
  • 9988
  • 8888
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57. Which of the following is a prime number ?
  • 33
  • 81
  • 93
  • 97
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58. 5358 x 51 = ?
  • 273258
  • 273268
  • 273348
  • 273358
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59. The sum of first five prime numbers is:
  • 11
  • 18
  • 26
  • 28
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60. The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and the 15 as remainder. What is the smaller number ?
  • 240
  • 270
  • 295
  • 360
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Quantitative Aptitude
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