logo

CuriousTab

CuriousTab

Discussion


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

  • Question
  • 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

  • Correct Answer
  • 35 cm 

    Explanation
    Required length = H.C.F. of 700 cm, 385 cm and 1295 cm = 35 cm.

  • Problems on H.C.F and L.C.M


    Search Results


    • 1. 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
    • 2. 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
    • 3. 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
    • 4. 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
    • 5. The H.C.F. of 910, 1225, 1835 and 2140 is:

    • Options
    • A. 35
    • B. 2525
    • C. 31400
    • D. 63700
    • Discuss
    • 6. The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is:

    • Options
    • A. 28
    • B. 32
    • C. 40
    • D. 64
    • Discuss
    • 7. Find the highest common factor of 36 and 84.

    • Options
    • A. 4
    • B. 6
    • C. 12
    • D. 18
    • Discuss
    • 8. The least number which should be added to 2497 so that the sum is exactly divisible by 5, 6, 4 and 3 is:

    • Options
    • A. 3
    • B. 13
    • C. 23
    • D. 33
    • Discuss
    • 9. The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is:

    • Options
    • A. 12
    • B. 16
    • C. 24
    • D. 48
    • Discuss
    • 10. Find the lowest common multiple of 24, 36 and 40.

    • Options
    • A. 120
    • B. 240
    • C. 360
    • D. 480
    • Discuss


    Comments

    There are no comments.

Enter a new Comment