A plumber charges $50 plus $30 per hour for repair work. He also takes 30 minutes to installone bathroom faucet.a). Create a function that relates total cost in dollars to the number of faucets installed.b). As a facility manager for a community centre, you need to arrange the installation of 16 newbathroom faucets in the building. Use your function from part a) to determine the total cost ofthis installation. The following data are for the Canada's median age in each given year:YearMedian Age191123.8192123.9193124.7194127195127.7196126.3197126.2198129.6199133.5200137.6a). Create a scatter plot of the data. Be sure to upload.b). Use a regression to determine the best possible function to model the data.c). Use your function to estimate the instantaneous rate of change in 2005.

The linear relationship between x and y is defined by the equation, y=mx+b. Here, x is the…

A plumber charges $50 plus $30 per hour for repair work. He also takes 30 minutes to install one bathroom faucet. a). Create a function that relates total cost in dollars to the number of faucets installed. b). As a facility manager for a community centre, you need to arrange the installation of 16 new bathroom faucets in the building. Use your function from part a) to determine the total cost of this installation.

A plumber charges $50 plus $30 per hour for repair work. He also takes 30 minutes to install one bathroom faucet. a). Create a function that relates total cost in dollars to the number of faucets installed. b). As a facility manager for a community centre, you need to arrange the installation of 16 new bathroom faucets in the building. Use your function from part a) to determine the total cost of this installation.

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

A plumber charges $50 plus $30 per hour for repair work. He also takes 30 minutes to install
one bathroom faucet.
a). Create a function that relates total cost in dollars to the number of faucets installed.
b). As a facility manager for a community centre, you need to arrange the installation of 16 new
bathroom faucets in the building. Use your function from part a) to determine the total cost of
this installation.

The following data are for the Canada's median age in each given year:
Year
Median Age
1911
23.8
1921
23.9
1931
24.7
1941
27
1951
27.7
1961
26.3
1971
26.2
1981
29.6
1991
33.5
2001
37.6
a). Create a scatter plot of the data. Be sure to upload.
b). Use a regression to determine the best possible function to model the data.
c). Use your function to estimate the instantaneous rate of change in 2005.

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