A student scored 74 out of 100 on a test. if the maximum score on the next test is 100, what score does the student need to maintain at 78

Question

Mathematics

Eduardo Garner

23 January, 15:14

A student scored 74 out of 100 on a test. if the maximum score on the next test is 100, what score does the student need to maintain at 78

+5

Answers (1)

Know the Answer?

Brennen Robertson · Answer 1

Average = (sum of elements) / (number of elements)

78 = (74+s) / 2 multiply both sides by 2

156=74+s subtract 74 from both sides

s=82

So the student must earn an 82 on the next test to have an average of 78.