Pretty Sure Its B I had this question Too
Answer:
57% to the nearest whole number
Step-by-step explanation:
That is (80/139.3) * 100
= 0.5743 * 100
= 57.43%.
I think A and B are the correct answers
Answer:

Step-by-step explanation:
Given


Required
Find f(g(x))
This is calculated as:

Substitute g(x) for x

Substitute 

Open bracket


Just plug in b =2 into 7+b
So 7 + 2 = 9