Question #5e112

1 Answer
Jim G.
Feb 7, 2018

36

Explanation:

"using "color(blue)"proportion"

75%to27" questions"

100%to27/1xx100/75

color(white)(xxxxxxxx)=27xxcancel(100)^4/cancel(75)^3

color(white)(xxxxxxxx)=cancel(27)^9xx4/cancel(3)^1=36

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