chunjiechen chunjiechen
  • 22-11-2017
  • Mathematics
contestada

divide 15 in the ratio 3:2

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altavistard
altavistard altavistard
  • 29-11-2017
One way of approaching this would be to add up 3 and 2, obtaining 5, and then multiplying 15 by 3/5:

15(3/5) = 9

Then write and solve the equation of ratios:

3        9
-- = ------
2         x

Then 3x=18, and x=6.  Thus, 15 divides into 9 and 6, which has the ratio 3:2.
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