Answer:
3
Step-by-step explanation:
It's C. Number of students who scored "proficient" on chapter 7 is 16, and of those, only 3 scored "needs improvement" on 6. So the 3/16 represents those who were proficient at 7, but need improvement on 6
3 1/2 or 7/2
keep the 3 yards and round the 4/5 to half a yard or 1/2 and just in case turn into a improper fraction
<h3>Given</h3>

<h3>Find</h3>

<h3>Solution</h3>

The derivative of the average cost function at n=10 is -0.30.