
Answer:
The total number of hours the teams will spend on the projects is:
= 548 hours.
Explanation:
a) Data and Calculations:
Estimate of time to complete each program by various groups:
Programs
       Business  Education  Surveys  Beautification   Total
Group 1 Â Â Â 32 Â Â Â Â Â Â Â 35 Â Â Â Â Â Â 15 Â Â Â Â Â Â Â Â 27 Â Â Â Â Â Â Â Â 109
Group 2 Â Â Â 38 Â Â Â Â Â Â Â 40 Â Â Â Â Â Â 18 Â Â Â Â Â Â Â Â 35 Â Â Â Â Â Â Â Â Â 131
Group 3 Â Â Â 41 Â Â Â Â Â Â Â 42 Â Â Â Â Â Â 25 Â Â Â Â Â Â Â Â 38 Â Â Â Â Â Â Â Â 146
Group 4 Â Â Â 45 Â Â Â Â Â Â Â 45 Â Â Â Â Â Â 30 Â Â Â Â Â Â Â Â 42 Â Â Â Â Â Â Â Â 162
Total     156       162       88        142         548
b) Each group's total time is added, and each program's total time is also added. Â The totals are then summed to get the overall total number of hours that the teams would spend on the various projects.