Seudónimo Seudónimo
  • 01-11-2015
  • Mathematics
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Find the unknown number in each proportion. N/30 = 9/15 and 0.1/0.6 = n/12

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ryan0
ryan0 ryan0
  • 01-11-2015
N is 18 30-15= Half. 9x2 is 18 n is 2. .1 -> 1 and .6 ->6 1 over 6 = 2 over 12 (multiply) I think that's the right answer
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