Question 441427
Let x = the score on the 5th test
Then average of the 5 scores is:
(85 + 93 + 88 + 94 + x)/5 = (360 + x)/5
In order to receive an A, the average must be greater than or equal to 90.
Therefore, the inequality is
(360 + x)/5 >= 90
Ans: (d)