Answer:
He used 5 47 cent stamps and 8 7 cent stamps
subtract 0.47 from 2.91 until you get 0.56 then you begin to subtract 0.07 to get 0.
Hey!
The formula for finding volume of a cylinder is: π · r² · h


Now multiply

Your answer is C)288π units³
Good luck and hope this helps! :)
Step-by-step explanation:
50000 is the answer of nearest to ten thousand .