Question #5e112

1 Answer
Feb 7, 2018

3636

Explanation:

"using "color(blue)"proportion"using proportion

75%to27" questions"75%27 questions

100%to27/1xx100/75100%271×10075

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

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