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?
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?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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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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