In order to reach the total cost of $128, you need to find the number of hours the company cleaned. The equation to do so would be
30x+ 8 = 128
If you subtract 8 from both sides and then divide by 30 you'll find that x=4.
Answer:
<h2>Model B</h2>
Step-by-step explanation:
The model needs to show 1.8 because 2 x 0.9 = 1.8. Model B is the only model that shows this.
<em>Hope this helps</em>
Answer:
65/32
Step-by-step explanation:
Answer:
813.4 cm² (nearest tenth)
Step-by-step explanation:
<u>Volume of a cylinder</u>

Given:
Use the Volume of a Cylinder formula and the given values to find the <u>radius of the cylinder</u>:



<u>Surface Area of a Cylinder</u>

Substitute the given value of h and the found value of r into the formula and solve for SA:




Therefore, the surface area of the cylinder is 813.4 cm² (nearest tenth)