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  • 5 is ….. number
    prime or composite
  • 3 hours = 72 days
    (x)
  • the multiplicative identity is ...
    1
  • e x 6 = 24 ,then e =...
    4
  • 60 x ... = 6,000
    10 or 100
  • 7 × 2,000 = 14,000
    (✓)
  • 16 has … factors
    6 or 5
  • 850 x m = 850 , then m = ....
    1 or 850
  • A square its side length is S. What is its perimeter?
    S x 4
  • the smallest prime number is 3
    (x)
  • 1 day = 24 min
    (x)
  • if 6 × a = 12, then a = 3
    (x)
  • x 500 =0 , … is using … property
    0 , zero
  • 17 has 2 factors only
    ✓)
  • 5 times of 7 = 35
    (✓)
  • 45 is ….. times the number 9
    5
  • 3 is factor of 23
    (x)
  • 2 is a factor of any even number
    (✓)
  • 11 is not prime number
    (x)
  • 1 and … are the factors of 13
    13
  • 1 is a prime number.
    (x)
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