If the length of the base of a rectangle is increased by 20 percent and the length of the altitude is increased by 30 percent, by what percentage is the area increased?

Q: if the average size of a heart is 12cm and someones heart is "maybe" 2 sizes too small. How many…

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Q: If 7 1/2 yards of varnished cambric (insulation) cost $22, what is its cost per yard

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Q: The membrane of a cell is a sphere of radius 6 microns. What change in the radius will increase the…

A: Given that, the membrane of a cell is a sphere of radius 6 microns.  Let the change in radius be x…

Q: The distance that Jacobi’s remote-controlled car travels is directly proportional to the driving…

A: Given query is to find the distance traveled by the car In 20 seconds.

Q: If a scale uses 2 centimeters to represent 5 ft, how many centimeters will be used to represent 24…

A: To determine: If a scale uses 2 centimeters to represent 5 feet, how many centimeters will be used…

Q: A TV screen is 24 x 16 inches. If each dimension is increased by 20%, by what percent is the area…

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Q: How many square yards of carpeting are needed to cover the floor of a rectangle that is 23.4 m long…

A: We need to calculate how many square yards of carpeting is needed to cover the floor of a…

Q: A triangle with the side lengths of 4 cm, 3 cm and 5 cm is reduced by a scale factor of 1/2. What is…

A: We can find the perimeter in the below steps.

Q: To the nearest meter how many meters are in 318 inches

A: Recall the fact that, 1 inch=0.0254 meter.

Q: If the resistance of a certain wire is 4.068 ohms per 1000, what is the length of a piece of this…

A: As resistance is directly proportional to length,  so, R=kL put R= 4.068 and L=1000

Q: A room has a width of 14.1 feet, a length of 15.5 feet, and a ceiling height of 12.0 ft. You plan to…

A: We know that 1 feet = 0.3048 meter. Also 1 sq feet = 0.092903 sq meter.

Q: if the radius of a circle is increased by 3, the circumference is increased by how much?

A: Here we have to find the increment of the circumference of a circle when its radius is increased by…

Q: A denim shirt at the Gap requiures 2 3/4 yards of material. How many yards can be made of 71 1/2…

A: It is written wrong that “How many yards can be made of 71 ½ yards of material”. It should be asked…

Q: if a 5lb box of frozen peas cost $3.00 and has a yeild of 50 1/4 cup serving what is the cost of…

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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 train has a maximum speed of 105 km/h.  If the train takes 70 seconds to slow down from maximum…

A: The objective of this question is to calculate the distance covered by the train while it slows down…

Q: A digital image that is 3 1/3 inches by 4 2/3 inches on a computer screen is enlarged to make print…

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Q: rice costs $1.05 per kilogram, determine the cost of a pound of rice

A: As we know, One pound = 0.45 kg (round to two decimal places)

Q: If you saw 12 1/16 inches off a board that is 20 3/4 inches long, the length of the remaining board…

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Q: a board 13 1/4 inches long is cut from a board that is 2 feet long. If the width of the saw cut is…

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Q: If you represented Earth's history by a line that is 0.5 m long, how long a segment (in cm) would…

A: Obtain the length of the segment for the history of the Earth as follows. Substitute L=0.5 and T =…

Q: 3.) An airplane's altitude changed -378 feet over 7 minutes. What was the average change of altitude…

A: Given airplanes altitude changed -378 feet over 7 minutes.

Q: A meteorologist measured the eyes of hurricanes to be 12 to 19 miles in diameter during one season.…

A: The diameters measured by the meteorologist are 12 miles and 19 miles. Range of areas of the land…

Q: When the diameter of circle is decreased by 2 in, the area decreases by 44%. What was the original…

A: If we have a function f(r), and we are given that decreasing the value of r0 by k produces a  change…

Q: A family uses 1,600 cu. ft. of water one month, and 1,800 cu. ft. the next. Find (A) their total…

A: Given: A family uses 1600 cu.ft. of water one month and for the next month, they use 1800 cu.ft We…

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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