mihealcondrey mihealcondrey
  • 09-04-2015
  • Mathematics
contestada

if the ratio white pens to green pens is 2 to 8 and there are a total of 30 pens how many pens are white.

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serynne
serynne serynne
  • 09-04-2015
there are thirty pens for every 2 white pens there are 8 green pens which means for every 10 pens there are 2 white pens. 30 pens total divided by 10 pens is 3. take the 2 white pens and multiply by that 3 to get 6. there are 6 white pens
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ibaadsidik ibaadsidik
  • 09-04-2015
the answer to the question is 120 because you can do the butterfly method 2


2:8
30:x
cross multiply it
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