abby78911 abby78911

18-12-2015
Mathematics

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The variables x and y are directly proportional, and 2 y = when 3. x = What is the value of y when x=9

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crisforp crisforp

18-12-2015

Because x = 2 and y = 3 are directly proportional we have 2 ÷ 3 = 0.66;
Finally, 9 ÷ y = 0.66;
y = 9 ÷ 0.66;
y = 13.63;

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