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? asked in Science & MathematicsMathematics · 6 years ago

Volume and Surface area problems?

Consider a rectangular swimming pool 30 feet long and 20 feet wide. The shallow end is 3.5 feet deep and extends for 5 feet. Then for 15 feet (horizontally) there is a consistent slope downwards to the 10 foot deep end.

1. How much water is needed to fill the pool to the top? To a level 6 inches below the top?

2. One gallon of pool paint covers approximately 75 sq feet of surface. How many gallons of paint are needed to paint the inside of the pool? If the pool paint comes in 5-gallon cans, how many cans are needed?

3. How much material is needed to make a rectangular pool cover that extends 2 feet beyond the pool on all sides?

4. How many 6-inch square ceramic tiles are needed to tile the top pf the inside faces of the pool? If the lowest lone of tiles is to be in a contrasting color, how many of each tile are needed?

1 Answer

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  • 6 years ago

    Have you attempted to answer any of these?

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