The cost C of steel tubing varies jointly as its length L, in feet, and diameter D, in inches. If a 14 foot tube with a 3 inch diameter costs $42, find the cost of a 4 foot tube with a diameter of 1 inches. What is the cost of a 4 foot tube with a diameter of 1 inches? $

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Q: If it costs $0.85 per square yard to paint a ceiling, how much would it cost to paint a ceiling that…

A: First find area and multiply  with costs

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Q: Gary, Bill, and Carmella invested in a corporation in the ratio of 2:3:5, respectively. If they…

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Q: The Brown family's property measures about 100 ft by 160 ft. Their driveway and house take up 3,000…

A: Area of rectangle is length × breadth.