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  • 22-11-2016
  • Mathematics
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MathGeek289
MathGeek289 MathGeek289
  • 22-11-2016
We know that the ratio is 3:5
We need to know:
 3      9
---  = ---
 5      ?
Multiply means and extremes.
3x = 9*5
3x = 45
Divide and solve:
x = 45/3
x = 15

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