Question

Your current test average in Science is an 81. You’ve taken 5 tests. You only have one test remaining. What grade would you need on the next test to raise your average to an 85?

Answer 1

Explanation:

Total points on 5 test = 5 * 81

now add the new score and divide by SIX tests

(5 * 81 + S ) / 6 = 85 solve for S = score needed = 105