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10 questions
Show answers
  • Q1

    Write 16 as the product of its prime factors.

    2 x 2 x 3

    2 x 2 x 2 x 2

    2 x 2x 2x2x3

    2 x 2 x 2

    30s
    M4NS-IIb-67
  • Q2

    What is the least common multiple of 6 and 9?

    24

    12

    18

    16

    30s
    M4NS-IId-70.1
  • Q3

    The LCM of 21 and 7 is _____.

    105

    21

    225

    42

    30s
    M4NS-IId-70.1
  • Q4

    What is the greatest common factor of 10 and 20?

    40

    10

    8

    20

    30s
    M4NS-IId-70.1
  • Q5

    The LCM of 9 and 15 is ____

    30

    90

    5

    45

    30s
    M4NS-IId-70.1
  • Q6

    What are the prime factors of 60?

    2 x 3 x 3 x 5

    2 x 2 x 5 x 3 x 3

    2 x 2 x 2 x 2 x 3 x 5

    2 x 2 x 3 x 5

    30s
    M4NS-IId-70.1
  • Q7

      2 x 2 x 3 x 5

    15

    10

    30

    20

    30s
    M4NS-IId-70.1
  • Q8

    The greatest common factor of 14 and 28 is ____.

    12

    7

    14

    28

    30s
    M4NS-IId-70.1
  • Q9

    What is the least common multiple of 8 and 12?

    24

    12

    3

    6

    30s
    M4NS-IId-70.1
  • Q10

    The LCM of 7 and 6 is _____.

    42

    36

    12

    84

    30s
    M4NS-IId-70.1

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