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

  • Question
  • The H.C.F. of 910, 1225, 1835 and 2140 is:


  • Options
  • A. 35
  • B. 2525
  • C. 31400
  • D. 63700

  • Correct Answer
  • 31400 

    Explanation
    Required H.C.F. = H.C.F. of 9, 12, 18, 21 = 3
    L.C.M. of 10, 25, 35, 40 1400

  • Problems on H.C.F and L.C.M


    Search Results


    • 1. Which one of the following numbers is completely divisible by 99?

    • Options
    • A. 3572404
    • B. 135792
    • C. 913464
    • D. 114345
    • E. None of these
    • Discuss
    • 2. 666 / 6 / 3 =?

    • Options
    • A. 37
    • B. 333
    • C. 111
    • D. 84
    • E. None of these
    • Discuss
    • 3. The sum of how many terms of the series 6 + 12 + 18 + 24 + ... is 1800?

    • Options
    • A. 16
    • B. 24
    • C. 20
    • D. 18
    • E. 22
    • Discuss
    • 4. Which of the following numbers will completely divide (461 + 462 + 463 + 464)?

    • Options
    • A. 3
    • B. 10
    • C. 11
    • D. 13
    • Discuss
    • 5. 9548 + 7314 = 8362 + (?)

    • Options
    • A. 8230
    • B. 8410
    • C. 8500
    • D. 8600
    • E. None of these
    • Discuss
    • 6. Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case.

    • Options
    • A. 4
    • B. 7
    • C. 9
    • D. 13
    • Discuss
    • 7. 252 can be expressed as a product of primes as:

    • Options
    • A. 2 x 2 x 3 x 3 x 7
    • B. 2 x 2 x 2 x 3 x 7
    • C. 3 x 3 x 3 x 3 x 7
    • D. 2 x 3 x 3 x 3 x 7
    • Discuss
    • 8. The G.C.D. of 1.08, 0.36 and 0.9 is:

    • Options
    • A. 0.03
    • B. 0.9
    • C. 0.18
    • D. 0.108
    • Discuss
    • 9. The greatest number of four digits which is divisible by 15, 25, 40 and 75 is:

    • Options
    • A. 9000
    • B. 9400
    • C. 9600
    • D. 9800
    • Discuss
    • 10. The greatest possible length which can be used to measure exactly the lengths 7 m, 3 m 85 cm, 12 m 95 cm is:

    • Options
    • A. 15 cm
    • B. 25 cm
    • C. 35 cm
    • D. 42 cm
    • Discuss


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