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  • 07-11-2019
  • Mathematics
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Between the numbers 12,21 27,36 and 45 which of the numbers are visible by both 3 and 9

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nina970
nina970 nina970
  • 07-11-2019
27 and 36


12 is too short to be multiplied by 9, 21 can be multiplied by 3 but not 9 again, 3 can’t go into 45. Which leaves 27 and 36. 3 times 9 equals 27. 3 times 12 equals 36, 9 times 4 equals 36.
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