green545 green545
  • 07-11-2016
  • Mathematics
contestada

each marble bag sold by Lisa's marble company contains 3 purple marbles for every 2 green marbles. If a bag has 18 green marbles, how many purple marbles does it contain

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ramenmcdonald
ramenmcdonald ramenmcdonald
  • 07-11-2016
18 green marble X 3 purple marble = 46

46 purple marble

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kittycat777 kittycat777
  • 07-11-2016
27 I think because the ratio 18:27 simplifies to 2:3 right?
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