joli2020
joli2020 joli2020
  • 31-07-2017
  • Mathematics
contestada

Help me on this one please

Help me on this one please class=

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sandm1
sandm1 sandm1
  • 31-07-2017
The answer is 35.

We have the ratio 7/9 cross multiply with x/45

7*45 = 315

315/9 = 35
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