80.75 / 8.50 = 9.5
Sean worked 9 and a half hours.
Answer:
or 
Step-by-step explanation:
The volume of a cylinder is calculated by the following formula

Where r is the radius of the cylinder and h is the height
In this case we know that the radius r of the base is:

and

So the Volume is:



Answer:
its the second answer!
Step-by-step explanation:
Answer:
if the expression is 2x^3 then answer is 54
Step-by-step explanation:
2x^3
substitute in x=3
2* (3)^3
= 2*3*3*3
= 2*27
= 54
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Answer:
3 1/2cm
Step-by-step explanation: