What value in place of the question mark makes the polynomial below a
1 answer:
You might be interested in
Answer:
B. 7.3 %
Step-by-step explanation:
Given:
Initial average grade = 82
Final average grade = 88
Duration for the increase = 3 weeks
Therefore, increase in average grade = Final - Initial = 88 - 82 = 6
Now, percent increase in average grade is given as:
Therefore, the percent increase in her average grade over the 3-week period is 7.3 %.
