trinityyentzeroym4es trinityyentzeroym4es
  • 23-05-2018
  • Mathematics
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Help with my math hw

Help with my math hw class=

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altavistard
altavistard altavistard
  • 23-05-2018
Based upon direct experience, she will pick a blue ruler 6 of 15 times.  This is a proportion / ratio.

How many blue rulers will she likely pick in 140 tries?

  6          x
----- = -------
 15      140

Solve this for x using cross-mult.  Your value for x will be the answer to this question.

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