X-9 the answer is option a
Answer:
Marilee wants to earn an "A" in a class and needs an overall average of at least Her test grades are 88 , 92,100 , and 80 . The average of her quizzes is 90 and counts as one test grade. The final exam counts as 2.5 test grades. What scores on the final exam would result in Marilee's overall average of 92 or greater? (See Example 9
Answer:
-1.15
Step-by-step explanation:
Subtract 0.4 from −
0.75
.
Since x co-ordinates are constant, answer has to be difference in y co ordinates therefore the answer is 4
