Question

A rectangular swimming pool has a length of 11 feet, a width of 18 feet and a depth of 5 feet. Round your answers to the nearest hundredth as needed.

(a) How many cubic feet of water can the pool hold?
cubic feet

(b) The manufacturer suggests filling the pool to 95% capacity. How many cubic feet of water is this?
cubic feet

(c) One cubic foot of water is approximately 7.48 gallons. How many gallons of water should you put in the pool at 95% capacity?
gallons

(d) A gallon of water weighs approximately 8.35 pounds. How many pounds of water are in the pool at 95% capacity?
pounds

Answer 1

a)It can hold 990ft³

b) 940.5ft³

c) 7,034.94 gallons of water

d) 58,741.749 pounds at 95% capacity

Explanation:

A) Volume in cubic feet = Length (feet) x Width (feet) x Height (feet)

= 18 × 11 × 5 = 990ft³

B) 990ft³ × 95%

➟ 990 × 0.95

➟ 940.5ft³

C) 7.48 gallons × 940.5ft³

➟ 7,034.94galllons

D) 7034.94gallons × 8.35 pounds

➟ 58,741.749pounds