3. Cris is going to dig a decorative well for their restaurant. The well will be 15 feet deep and 3 feet in diameter. If Cris plans to cover the walls in brick and fill the well two thirds full with water, how many gallons of water will be needed and how many square feet of brick will be required to surface the well?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.2: Pyramids, Area, And Volume
Problem 33E
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3. Cris is going to dig a decorative well for their restaurant. The well will be 15 feet deep and 3
feet in diameter. If Cris plans to cover the walls in brick and fill the well two thirds full with
water, how many gallons of water will be needed and how many square feet of brick will be
required to surface the well?
4. Dex is blowing up balloons for a party. They have a helium tank with 8.9 cubic feet of
helium to blow up the balloons. If Dex wants to use all of the helium to blow up spherical
balloons that are 8 inches in diameter, how many balloons can Dex blow up?
Transcribed Image Text:3. Cris is going to dig a decorative well for their restaurant. The well will be 15 feet deep and 3 feet in diameter. If Cris plans to cover the walls in brick and fill the well two thirds full with water, how many gallons of water will be needed and how many square feet of brick will be required to surface the well? 4. Dex is blowing up balloons for a party. They have a helium tank with 8.9 cubic feet of helium to blow up the balloons. If Dex wants to use all of the helium to blow up spherical balloons that are 8 inches in diameter, how many balloons can Dex blow up?
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