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A large spherical balloon
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A large spherical balloon

A large spherical balloon-example-1
User Reinier Kaper
by
8.1k points

1 Answer

3 votes
V = (4/3)π*r^3
V' = 4π*r^2*r'
600 cm^3/min = 4π(30 cm)^2*r'

r' = (600 cm^3/min)/(4π(30 cm)^2) = 1/(6π) cm/min

The rate of change of radius is about 0.05305 cm/min.
User Surfmuggle
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8.3k points
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