Answer:
Step-by-step explanation:
The formula for the volume of a cone is:
Given:
- Radius = 2cm
- Height = 9cm
Let's plug these into the equation:
Now solve:
Therefore, the volume of the cone is 37.7cm^3.
<em>I hope this helps!!</em>
<em>- Kay :)</em>
Answer:
Kevin should do 21 shock replacements and 6 brake replacements every week to maximize his weekly income.
Step-by-step explanation:
Since either job takes 2 hours to complete, the total number of jobs that Kevin can complete working 54 hours a week is:
Since replacing shocks gives him a greater income, he should aim to do as little break replacements as possible and as many shock replacements as possible in order to maximize income.
If he has to complete at least 6 break replacements out of the 27 jobs possible, the number of shock replacements he should do is:
Kevin should do 21 shock replacements and 6 brake replacements every week to maximize his weekly income.