Question

On a math test, k students in the class averaged 80%. The remaining students in the class,q students, averaged 94% on the test. The class average on the test was 88%. Express the ration of k/q in simplest form.

Answer 1

80k + 94q = 88(k+q)
80k + 94q = 88k + 88q
6q = 8k
k/q = 6/8 = 3/4

Answer 2

All 5 students in Mrs. Awful's class got 50 for the test.

What’s the average grade in this class?