ason earned scores of 90 points, 82 points, 95 points, and 86 points on four tests. What is the lowest score he can get on the fifth test and still finish with an average score of 90 points?

95 points
96 points
97 points
98 points

Question

ason earned scores of 90 points, 82 points, 95 points, and 86 points on four tests. What is the lowest score he can get on the fifth test and still finish with an average score of 90 points?

 95 points
 96 points
 97 points
 98 points

anonymous · Answer

@Directrix

directrix · Answer

Would you add these:   90 points, 82 points, 95 points, and 86 points

directrix · Answer

(Sum of first 4 + x) / 5 = 90

directrix · Answer

(Sum of first 4 + x) = 90 * 5
We will solve this for x when you get a sum for those four numbers. @sjman1