Find the minimum cost of a rectangular box that is three times as long as it is wide and which holds 100 cubic centimeters of water. The material for the bottom costs 7¢ per cm?, the sides cost 5¢ per cm² and the top costs 2¢ per cm?

Q: The area of a courtyard is 3750 m2 . Find the cost of covering it with gravel to a height of 1 cm If…

A: Given The area of a courtyard = 3750 m2 Height to which the gravel has to be covered = 1 cm…

Q: How much will it cost to carpet a rectangular room measuring 13.4 m by 24 m if carpeting costs…

A: We need to find out the cost of the carpenting.

Q: What are the dimensions for the cheapest possible rectangular box with a volume of 396 cm3  if the…

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Q: A rectangular lot is to be enclosed with two types of fence. Two opposite sides must receive a…

A: It is given that the rectangular plot is to be enclosed with two types of fence. Let x be the length…

Q: An open box is to be made by cutting small squares from the corners of rectangular board and then…

A: let "x" be the length of the side of the square cut.Length= 8-2xWidth = 6-2xHeight =xVolume =…

Q: the first coat of paint for the outside walls of a building requires 1 liter of paint for each 10…

A: We are given that  * The first coat of paint for the outside walls of a building requires 1 liter of…

Q: Anna wants to make an open wooden bin with a square bottom, rectangular sides, and a height of 3 m.…

A: Let the length of the square bottom is a m. So the area of the bottom is a2 s.m. Now the cost for…

Q: What are the dimensions for the cheapest possible rectangular box with a volume of 56 cm if the…

A: Consider the provided question, Let length of the box = l cm Width of the box = w cm And, height of…

Q: The and bottom margins of a poster are 6 cm and the side margins are each 8 cm. If the area of…

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Q: If a spherical tank 6 m in diameter can be filled with a liquid for $600, find the cost to fill a…

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Q: An open rectangular box with square ends is to be built to hold 392 ft at a cost of Php 75/ft? for…

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Q: Find the cost of pouring a square concrete slab of uniform thickness with sides of 45 ft if the cost…

A: Side of square = 45 ft Area of square = (side)2 = 452 = 2025 sq ft. Cost of 1 square ft = $5.25…

Q: a cereal box has a length of 8 inches and a width of 1 3/4 inches, and a height of 12 1/2 inches. if…

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Q: What will it cost to cover a rectangular floor measuring 40 feet by 50 feet with square tiles that…

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Q: (a) An open rectangular box with square ends is to be built to hold 392 ft at a cost of Php 75/ft?…

A: According to question,Given volume,Volume of box = 392 ft3,Cost for build base = 75/ft2,Cost for…

Q: You want to construct a pool that will hold 8316 cubic feet of water. If the pool is to be 33 ft…

A: To find the depth of the pool, we can use the formula for the volume of a rectangular prism (a…

Q: rectangular box without a lid must have a volume of 2 cubic meters. Suppose the material used on the…

A: Given:- A rectangular box without a lid must have a volume of 2 cubic meters. Suppose the material…

Q: A rectangular lidless bin must hold 10 m3 of garbage. Its base is twice as long as it is wide. The…

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