total (yd^2) ... 5160
total worker hours ... 57
dividing ... does not agree with text ... I have no idea either
okay ... they do it on a per job basis
find the rate for each job , and average them ... kind of make sense ...
Carpet City recorded the following data on carpet installations over the past week. Use the data to calculate the average rate (in yards per hour) at which carpet can be installed.
INSTALLATION
1
2
3
Square yards
1225
1435
2500
No. of workers
4
3
5
No. of hours per worker
3
5
6
I tried to multiply hours and workers and divide the square yards but I cant get the answer. My textbook says its 93.69 and I have no idea how they got this.
1 answer