A trench is 180 ft long and 12 ft deep, 7 ft wide at the top and 4 ft at the bottom. How many cubic feet of earth have been removed?

Q: If a rectangular koi pond is 14 feet long, 10 feet wide, and 3 feet deep, how many liters does it…

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Q: A cone shaped storage container holds a photographic chemical. If the container is 100 cm wide 30 cm…

A: The volume of cone is given by:                      V = 13πr2h…

Q: You want to put a 5 inch thick layer of topsoil for a new 31 ft by 28 ft garden. The dirt store…

A:

Q: A rectangular retaining wall has an area of 240 square feet above ground and a length of 40 feet.…

A: It is given that A rectangular retaining wall has an area of 240 square feet above ground and a…

Q: How many ceiling tiles 2 ft by 3 ft are needed to tile a ceiling that is 18 ft by 26 ft?

A: Given that, ceiling measures 18 ft by 26 ft. Note that, area of the ceiling divided by the area of…

Q: he sides of a cylindrical silo 13 ft in diameter and 29 ft high are to be painted. Each gallon of…

A: using formula of total surface area cylinder

Q: 13 people fit comfortably in a 5 feet by 5 feet area.  Use this value to estimate the size of a…

A: Number of people can fit comfortably in a given area = 13 Given area = 5 x 5                    = 25…

Q: A room is 4.5 meters wide. How wide is the room in centimeters?

A: Use the conversion, 100 cm ≡ 1 m

Q: If 17 people fit comfortably in a 4ft by 4ft box. Estimate the size of a crowd that is 7 feet deep…

A: Given 17 people fit in 4 ft by 4 ft .

Q: How many 7/8 inch long strips can be cut from a single 7 inch long strip of material

A: To find that how many (7/8) inch long strips can be cut from a single 7 inch long strip

Q: Suppose the fish tank above holds 7.9 ft3 of water. How many gallons are contained in the tank if a…

A:

Q: The main floor of a house has the shape shown in the figure. The top of the foundation, which…

A: The main floor of a house shape in the figure. The top of the foundation, which extends 20 inches…

Q: If 2  lb of fertilizer will  150 ft of lawn,  how many would be needed to cover 500ft?

A: If 2 lb of fertilizer will  cover 150 ft2 of lawn,  how much fertilizer would be needed to cover 500…

Q: How many ceiling tiles 2 ft by 4 ft are needed to tile a ceiling that is 28 ft by 22 ft?

A: From the given information, it is observed that the measurement of the ceiling is  28 ft × 22 ft and…

Q: A pile of sand is cone-shaped. the diameter of the base is 18'. At its deepest point the pile is…

A: Given that the diameter of the base of the cone d=18 feet and its deepest point is 5.5 feet that…