pidgenium
pidgenium pidgenium
  • 25-02-2017
  • Mathematics
contestada

If a varies directly as b, and a = 28 when b = 7, find b when a = 5.

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Aliwohaish12
Aliwohaish12 Aliwohaish12
  • 25-02-2017
a = 28
b = 7

a = 28 * (5/28) = 5
b = 7 * (5/28) = 5/4
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