<span>7 hours and 644 newspapers is 644/7 newspapers per hour=92 per hour.
Multiply 92 per hour by 9 hours and get...
828 newspapers.</span>
Answer:
a=z/m
Step-by-step explanation:
Answer:
4000
Step-by-step explanation:
20 to the power of 3 is 8000 and 8000/2 is 4000

describes a circle of radius 2 centered at (0,2). A revolution of this region about the y-axis would give you a sphere of radius 2, so the volume would be

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