Mathematics, 23.09.2019 17:10 russboys3
1. hooke's law states that the distance d that a spring is stretched by a hanging object varies directly as the mass m of the object. if the distance is 20 cm when the mass is 3kg, what is the distance when the mass is 8kg?
2. the time t required to do a job varies inversely as the number of people p working. it takes 5 hours for 7 volunteers to pick up rubbish from 1 mile of roadway. how long would it take 12 volunteers to complete the job.
3. it takes two painters 9 hours to scraps a house. how long would it take three painters to scrape the same house?
4. the trane air conditioner cooled off 1000 cubic feet in 10 minutes. how long would it take the same unit to cool off 3000 cubic feet?
Answers: 1
Mathematics, 21.06.2019 16:00
Asegment in the complex plane has a midpoint at 7 β 2i. if the segment has an endpoint at 11 β 3i, what is the other endpoint?
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Mathematics, 21.06.2019 21:20
The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %
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Mathematics, 21.06.2019 21:30
Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?
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1. hooke's law states that the distance d that a spring is stretched by a hanging object varies dire...
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