A silo consists of a cylinder surmounted by a hemisphere. If the floor is three times as expensive as the walls per unit area, and the roof is five times as expensive as the walls, find the most economical proportion.

Q: A 22​-ft by 28​-ft rectangular swimming pool is surrounded by a walkway of uniform width. If the…

A: Walkway width is:-

Q: A large pinecone has a spiral that is 144 units in length, while a smaller pinecone has a spiral…

A: We have given that  Sample size n= 144 , favorable cases x=89 Sample proportion p^=x/n

Q: How many quarts can be measured from 2.5 kilograms of honey?

A: Recall the following fact.

Q: If the Jet Propulsion laboratory has a photograph of the Mars Rover measuring 1.5 meters by 2…

A: Measuring of photograph of the Mars Rover: length = 1.5 meters width = 2 meters Area of photograph =…

Q: When comparing the volume of pyramids and prisms, what is the ratio of the volume of the pyramid to…

A:

Q: If the prisms shown are similar, what is the ratio of the volume of the larger prism to the smaller…

A: If the prism are similar then, the ratio of the volumes will be the same as the cube of the ratios…

Q: It is estimated that each guest at a party will eat 7/8 pounds of chocolates. How many guests can be…

A:

Q: Has KNUST reached its carrying capacity given the total population on campus to be 60,000? Total…

A: Given that the carrying capacity is 700/sq km. Total estimated area=85 sq km The carrying capacity…

Q: Find the cost of excavating a space 81 ft long, 45 ft wide, and 9 ft deep at a cost of $39/yd3.

A:

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: If the big rectangle represents "one whole", what fraction of its area is shaded gold?

A: Given query is to find the fraction of gold shaded area.

Q: 2. The top of the trough with triangular ends is a horizontal rectangle 50 cm by 150 cm, and the…

A:

Q: 14.) The area of a regular decagon is 50 cm2. What is the area of a larger regular decagon with…

A: Given area of smaller regular decagon, A = 50 cm2 Let the side of smaller regular decagon be 'a' We…

Q: If a horse is tied to a stake by a tether 30 ft long, over how many square feet may it graze?

A:

Q: It has been determined that a 768 sq ft house would require a 5-ton airconditioner. For this same…

A:

Q: The base of a cone has a diameter of 20 cm and its altitude is 18 cm. What is its volume?

A: The base of a cone has a diameter of 20 cm and its altitude is 18 cm. What is its volume?

Q: The volume of Prism A is 1536 m3 and the volume of prism B 375 m3. What is the ratio of their…

A: Explanation of the solution is given below...

Q: From a piece of cardboard 24cm x 15cm, a box is to be made by cutting equal squares out of its…

A: Here I am attaching image so that you understand each and every step.

Q: If a salad-oil blend is made using a 4:1 ratio, by volume, of vegetable oil to olive oil, how much…

A:

Q: If the length and width of a rectangular solid are each decreased by 20%, by what percentmust the…

A:

Q: Identical squares are cut from each corner of an 8 inch by 11.5 inch rectangula piece of cardboard.…

A: Volume of box

Q: A picture that measures 10 inches by 9 inches is placed in a frame of uniform width. If the area of…

A:

Q: If a basketball is inflated to be eight times its original volume, how many times bigger is the…

A:

Q: If a mixture calls for 320 fluid ounces of ethanol, how many quarts is that?

A: Ethanol means ethyl alcohol It is colourless flammable liquid.

Q: Given that a dollar bill measures 2.6 inches by 6.1 inches, how many square miles will 1 trillion…

A:

Q: A store offers a cheese sampler that includes a peppar cheddar cheese that costs $13 per kilogram…

A:

Q: A 20​-ft by 40​-ft rectangular swimming pool is surrounded by a walkway of uniform width. If the…

A:

Q: How many square meters needed to be seeded with grass seed?

A: Given: lengthl of rectangle is 70m, breadthb is 48m and radiusr of circle is 24m We know that areaA1…

Q: A landscape architect is planning a new mature area in the middle of an urban campus. She wants the…

A:

Q: If the length of the base of a rectangle is increased by 20 percent but the length of the altitude…

A: Given, The base(Length) of the rectangle is increased by 20 percentage. The altitude(Width) of the…

Q: Find the cost of excavating a space 87 ft long, 45 ft wide, and 6 ft deep at a cost of $39/yd3

A: From the given information, it is observed that the dimension of excavating a space is 87 ft × 45 ft…

Q: The walls of a toilet, 2.5 m long, 2.05 m wide and 3 m high, are to be covered with tiles 15 cm by…

A: Since you have posted multiple questions and we can answer one question. So answered the first…

Q: If the length of the base of a rectangle is increased by 20 percent and the length of the altitude…

A: Let the length of the base of the rectangle = x Given that x increases by 20% so, the new length =…

Q: if a special sauce in a hamburger restaurant is made with a 1:1 ratio by volume of ketchup to…

A: Given:

Q: The Maron Luggage Company claims they have a suitcase large enough to fit a 34-inch baseball bat…

A:

Q: If the surface area of a sphere is increased by 21.5%, its volume will most likely be increased by…

A:

Q: A rectangular prism has a volume of 76 cm3 and a base area of 6 cm2. What is the height of the…

A:

Q: If pediatric dose of an anticonvulsant drug is 250 mg/m2, what would be the amount of drug per dose…

A: Given that, Pediatric dose of an anticonvulsant drug is 250mg/mm2. Weight of a child = 50 lb. =…

Q: If two prisms have equal volumes, must they also have equal total areas?

A: Given that  two prisms have equal volume. We need to check whether they have equal total area.

Q: 5. How many acres will you be able to spray with one tankful if you apply 30 gallons/acre with a…

A: Given that, Total capacity of tank is600 gallons Total per acre spray required is 30 gallon /acre.…

Q: if a crumb topping is made with a ratio by weight of 3 parts brown sugar, 2 parts flour, and 1 part…

A: From given it is observed that, with 3 parts brown sugar, 2 parts flour, and 1 part butter can make…

Q: If 12 doses of 1½ml are taken from a bottle that contains 40ml , what will be the remaining…

A:

Q: The length and width of a room measure 8 yards by 3 yards, and the walls of the room are 8 feet…

A: Given, 1 yard = 3 feet length = 8 yards =24 feet width = 3 yards = 9 feet height = 8 feet The total…

Q: A 5cm cube is cut into as many 1 cm cubes as possible. What is the ratio of the surface area of the…

A: Consider the 5 cm cube.   Determine the surface area. S=6a2=652=150 cm2   Determine the volume.…

Q: . If a concrete column is 20" in diameter and 18'-3" in height, how many cubic yards of concrete…

A: Given that, a concrete column is 20'' in diameter and 18'3'' in height.We need to find how many…

Q: How many square yards of canvas will be required to make a comics tent of 15 feet high and 18 feet…

A: Given height of conical tent is 15 feet and diameter is 18 feet . So the radius is r=182=9 feet. To…

Q: If a car averages 18 miles per gallon, how many kilometers per liter is that?

A: See the attachment

Q: An artist is contracted to paint a mural on the rectangular side of a building. If the dimensions of…

A: The dimensions of the wall are 149 ft by 74 ft.

Q: A construction worker needs to pour a rectangular slab 20 ft​ long, 18 ft​ wide, and 8 in. thick.…

A: topic - volume of a cuboid Volume of Cuboid = Length x Width x Height  (Cubic Unit)

Q: A pasta box has dimensions of 6 x 4 x 3 inches.  If each measurement is reduced by ½ inch, how much…

A: