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Problems on L.C.M and H.C.F in Aptitude MCQ Quiz (Multiple Choice Questions And Answers)

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46. Find the least number which when divide by 2, 3, 4, 5 and 6 leaves 1, 2, 3, 4 and 5 as remainders respectively, but when divided by 7 leaves no remainder?

  • 210
  • 154
  • 119
  •  126

47. Find the least multiple of 13 which when divided by 6, 8 and 12 leaves 5, 7 and 11 as remainders respectively?

  • 169
  • 221
  • 143
  •  260

48. Find the least number which when divided by 6, 7, 8, 9 and 10 leaves 1, 2, 3, 4 and 5 as remainders respectively, but when divided by 19 leaves no remainder?

  • 5016
  • 5073
  • 5035
  • 5054

49. Three men start together to travel the same way around a circular track of 11 kilometers in circumference. Their speeds are 4, 5 and 8 kilometers per hour respectively. When will they meet at a starting point?

  • 12 hours
  • 22 hours
  • 11 hours
  • 220 hours

50.  Find the least square number which is divisible by 10, 12, 15 and 18?

  • 1600
  • 2500
  • 900
  • 3600