Step-by-step explanation:
Total students = 35
Probability that a student earns A B or C = 5 + 10 + 15 = 30
35/30 = 7/6
Answer:
or 
Step-by-step explanation:
To find slope we use the slope formula

Two points on the line we can classify are (3,4) and (4,8)
8+(x/-9)=9 subtract 8
x/-9= 1 multiply by -9
x= -9
The answer to your question would be 25 sq ft