V = 1/3* h * r^3 pi
V ' = 1/3* h/3* (2r)^3 pi = h/9 * 8r^3 * pi
V ' / V = (h/9 * 8r^3 * pi) ÷ ( 1/3* h * r^3 pi ) = (8 * 3)/ 9 = 8 /3
For 6 hours charges $330
for 9 hours charges x
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x = 9*330/6 = 495 so choice C. is right
Answer:
8v^2+24-48x^3
Distribute the -8 to each term to get your answer.
Hope I helped!
about 1 million robux cuz they each wortha bout a cent idk though on black market is cheaper
