math193 math193
  • 22-12-2015
  • Mathematics
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free the three numbers greater than 20 that has 9 as a factor

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WorldCitizen WorldCitizen
  • 22-12-2015
9 as a factor: this just means multiples of 9.

twice 9 is 18, this is smaller than 20.

but three times 9 is 27, that's one number

another such number is four times 9: 36 and five times 9:45
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