Answer:
i think no sorry if im whrong
Answer: 8.3 ft
Step-by-step explanation:
Here, The volume of this perfectly spherical balloon is approximately 2361.7 cubic feet.
Since, the volume of a sphere, 
Where r is the radius of the sphere.
Here V= 2361.7 cubic feet
Therefore, 
⇒ 
⇒
≈8.3 feet
Thus, the radius of the sphere = 8.3 feet
Based on my calculations, there are 2,820 seconds in 47 minutes.
11. 18.25
explaining: trust me lol have a nice day