There were 18 students in a class that took an inequalities test. If 4 students passed the test, what percent did not pass the test?

18 - 4 = 14

14 students did not pass the test.

14 / 18 • 100% = ( 2 • 7 / 2 • 9 ) • 100% =

7 / 9 • 100% = 0.77... • 100 % =

77.77... %

77.77... % did not pass the test.