davionham25 davionham25
  • 04-05-2015
  • Mathematics
contestada

Ratio equal to 90:18

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Mrobert10
Mrobert10 Mrobert10
  • 04-05-2015

90:18

divide using 3 on both sides

90:18

30:6

10:2

now lets use 2

10:2

5:1

5:1 is the equal ratio  to 90:18

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