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Home Aptitude HCF and LCM Comments

  • Question
  • 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

  • Correct Answer
  • 0.18 

    Explanation

    Given numbers are 1.08 , 0.36 and 0.90

     H.C.F of 108, 36 and 90 is 18                  [  ?  G.C.D is nothing but H.C.F]

     Therefore, H.C.F of given numbers = 0.18                 


  • Search Results


    • 1. If N is the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. What is the sum of the digits of N ?

    • Options
    • A. 6
    • B. 8
    • C. 4
    • D. 9
    • Discuss
    • 2. The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ?

    • Options
    • A. 7 lts
    • B. 14 lts
    • C. 98 lts
    • D. 42 lts
    • Discuss
    • 3. Find the lowest common multiple of 24, 36 and 40.

    • Options
    • A. 120
    • B. 240
    • C. 360
    • D. 480
    • Discuss
    • 4. 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
    • 5. A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in Width. Find the least number of square tiles of equal size required to cover the entire floor of the room.

    • Options
    • A. 107
    • B. 117
    • C. 127
    • D. 137
    • Discuss
    • 6. Find the greatest number that will divide 964, 1238 and 1400 leaving remainder of 41,31 and 51 respectively ?

    • Options
    • A. 64
    • B. 69
    • C. 71
    • D. 58
    • Discuss
    • 7. Find the least common multiple of 15 and 12?

    • Options
    • A. 3
    • B. 12
    • C. 30
    • D. 60
    • Discuss
    • 8. Three numbers are in the ratio of 3:4:5 and their L.C.M is 3600.Their HCF is:

    • Options
    • A. 40
    • B. 60
    • C. 100
    • D. 120
    • Discuss
    • 9. In a palace, three different types of coins are there namely gold, silver and bronze. The number of gold, silver and bronze coins is 18000, 9600 and 3600 respectively. Find the minimum number of rooms required if in each room should give the same number of coins of the same type ?

    • Options
    • A. 26
    • B. 24
    • C. 18
    • D. 12
    • Discuss
    • 10. Three different containers contain 1365 litres, 1560 litres and 1755 litres of mixtures of milk and water respectively. What biggest measure that can measure all the different quantities exactly ?

    • Options
    • A. 37 lit
    • B. 97 lit
    • C. 129 lit
    • D. 195 lit
    • Discuss


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