93 + 85 * 88 + 90 = 356
500*0.9 = 450
450 - 356 = ?
Susan’s test scores are 93, 85, 88, and 90. What does she need to score on the next test to raise her average to 90?
2 answers
93 + 85 + 88 + 90 = 356
2 answers