Question

In order for Brady to earn a B in his biology course, his test scores must average at least 80%. On the first 5 tests, he has an average of 77%. There is one test remaining in the course. What is the minimum score Brady needs to earn on the last test to receive a B in the class?

Answer 1

l the minimum is like a 60 or 50

Answer 2

Total of percentages in first 5 tests = 77 x 5 = 385.
Minimum total of the percentages in the 6 tests = 80 x 6 = 480.
Required minimum percentage in last test = 480 - 385 = 95%
The answer is 95%.