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lcm-and-hcf

LCM and HCF

HCF and LCM: What is LCM? What is HCF? LCM full form, HCF full form, How to find LCM of two numbers, LCM of Fractions, HCF of Fractions, HCF and LCM problems

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Online Aptitude Questions with Answers on LCM and HCF

Q66. **Find the least multiple of 13 which when divided by 6, 8 and 12 leaves 5, 7 and 11 as remainders respectively?**

  1.  143
  2.  169
  3.  260
  4.  221

Solution : 143
Q67. **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?**

  1.  5073
  2.  5016
  3.  5054
  4.  5035

Solution : 5035
Q68. **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?**

  1.  11 hours
  2.  12 hours
  3.  220 hours
  4.  22 hours

Solution : 11 hours
Q69. **Find the least square number which is divisible by 10, 12, 15 and 18?**

  1.  1600
  2.  900
  3.  3600
  4.  2500

Solution : 900

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Q70. **A gardener was asked a plant flowers in a row containing equal number of plants. He tried to plant 6, 8, 10 and 12 in each row, but 5 plants left in each case. When he planted 13 in a row, no plant was left. Find the number of plants with him?**

  1.  245
  2.  125
  3.  485
  4.  845

Solution : 845
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