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Home Aptitude Problems on H.C.F and L.C.M Comments

  • Question
  • LCD of 12 and 18


  • Options
  • A. 36
  • B. 42
  • C. 12
  • D. 6

  • Correct Answer
  • 36 


  • Problems on H.C.F and L.C.M


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    • 1. H.C.F of 3240, 3600 and a third number is 36 and their L.C.M is 2 4 x 3 5 x 5 2 x 7 2 . What is the third number?

    • Options
    • A. 47628
    • B. 49874
    • C. 24157
    • D. 42146
    • Discuss
    • 2. The maximum number of students among them 1001 pens and 910 pencils can be distributed in such a way that each student gets the same number of pens and same number of pencils is:

    • Options
    • A. 91
    • B. 910
    • C. 1001
    • D. 1911
    • Discuss
    • 3. A drink vendor has 368 liters of Maaza, 80 liters of Pepsi and 144 liters of Sprite. He wants to pack them in cans, so that each can contains the same number of liters of a drink, and doesn't want to mix any two drinks in a can. What is the least number of cans required ?

    • Options
    • A. 47
    • B. 46
    • C. 37
    • D. 35
    • Discuss
    • 4. LCM of 80, 85, 90

    • Options
    • A. 11440
    • B. 11998
    • C. 12240
    • D. 12880
    • Discuss
    • 5. A heap of coconuts is divided into groups of 2, 3 and 5 and each time one coconut is left over. The least number of Coconuts in the heap is ?

    • Options
    • A. 63
    • B. 31
    • C. 16
    • D. 27
    • Discuss
    • 6. 54, 60 LCM is

    • Options
    • A. 600
    • B. 540
    • C. 60
    • D. 54
    • Discuss
    • 7. If the HCF of 210 and 55 is expressible in the form of 210 x 5 + 55P, then value of P = ?

    • Options
    • A. -23
    • B. 27
    • C. 16
    • D. -19
    • Discuss
    • 8. The difference of two numbers is 14. Their LCM and HCF are 441 and 7. Find the two numbers ?

    • Options
    • A. 63 and 49
    • B. 64 and 48
    • C. 62 and 46
    • D. 64 and 49
    • Discuss
    • 9. If the sum of two numbers is 55 and the H.C.F and L.C.M of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to

    • Options
    • A. 55/601
    • B. 601/55
    • C. 11/120
    • D. 120/11
    • Discuss
    • 10. A drink vendor has 80 liters of Mazza, 144 liters of Pepsi, and 368 liters of Sprite. He wants to pack them in cans, so that each can contains the same number of liters of a drink, and doesn't want to mix any two drinks in a can. What is the least number of cans required?

    • Options
    • A. 35
    • B. 36
    • C. 37
    • D. 38
    • Discuss


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