Answer: 64 units
Step-by-step explanation:
Remember, the formula to find surface area given radius is 
. Let's add in the given information:
4pi4^2 =
4pi16
64pi!
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Dividing by a fraction is the same as multiplying by its reciprocal. So dividing by 2/5 will give you the same answer as multiplying by 5/2.
Answer: 10.75
Steps:
After 110miles, it used 2.75gallons
Therefore, the amount of gas used per mile is: 100/2.75= 40 gallon per mile
So after 430miles, the number of gallons used: 430/40 = 10.75 gallons
Hope this helps ʕ•ᴥ•ʔ
6(-3)-1-51+131=
-18-1-51+131=
-70+131=61
