Mathematics, 17.04.2020 03:37 lelliott86
Charlene Lovington operates an oil change and tuneup service. She charges $32.95 per oil change. Tuneup is $72.25 for four-cylinder engine and $81.25 for an eight cylinder engine. What is the total income for a week in which the facility did 36 oil changes and tuned 6 four-cylinder engines, and 6 eight- cylinder engines? Show work
Answers: 2
Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x
Answers: 2
Mathematics, 22.06.2019 04:30
Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean
Answers: 2
Mathematics, 22.06.2019 04:50
Emily works as a painter. for each job, it takesher 30 minutes to prepare an interior wall ofa house before she paints and 2 minutes persquare yard to paint that will. the graph belowshows the total time it would take her to do a job,based on the total area of the wallhow long does it take her to do a job when she paints a wall with an area of 15 square yards?
Answers: 3
Charlene Lovington operates an oil change and tuneup service. She charges $32.95 per oil change. Tun...
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