Answer:
76%
Step-by-step explanation:
Let f represent the score on the final. Then Inara wants the final grade to be ...
0.25·74 +0.20·99 +0.55·x ≥ 80
38.3 +0.55x ≥ 80
0.55x ≥ 41.7
x ≥ 41.7/0.55 ≈ 75.82
Inara needs a final exam grade of 76% or better to earn at least 80% in the course.
Answer:
<h2>8h 35min</h2>
Step-by-step explanation:

Answer:
+ 6x + 5
Step-by-step explanation:
5x + x = 6x
4 + 1 = 5
x to the power of two is x squared which equals 
Answer:
1085 nuts per day x 17 days = 18,445 nuts in 17 days
Step-by-step explanation:
Answer:
111 points
Step-by-step explanation:
First, thing I like to do is to convert word problems into an eqaution or write down the important information. So, Math = 37 points and now the points are tripled because of where she placed the word. Also, tripled is implying that her base score for the word is 3 times the original value.
So, 
= 111 points.