Two classes were given a same test in class A, 21 out of 28 students passed, and

Question

Two classes were given a same test in class A, 21 out of 28 students passed, and in class B, 24 of 32 passed. One of students in class B claimed that the classes did equally well. How could you explain the students reasoning? Choose the correct answer below. A. Because the number of students in each class was different, the argument could be made that they did equally well on the test. B. Because the number of students passing in each class was different, the argument could be made that they did equally well on the test. C. Because the fraction of students passing in each class was 3/5, the argument could be made that they did equally well on the test. D. Because the fraction of students passing in each class was 3/4, the argument could be made that they old equality well on the test.

Explanation / Answer

In class A, 21 out of 28 students passed, so pass % = 21/28 = 75%
In class B, 24 out of 32 students passed, so pass % = 24/32 = 75%

Thus, fraction of students passing in each class was 3/4, the argument could be made that they did equall well on the test

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