MA111: Contemporary mathematics Task Duration Finish first A: 6 min Nothing B: 5 min Nothing C: 7 min Nothing D: 2 min A, B E: 5 min C What is the very fastest this can be finished with unlimited workers? Draw a time-line that finishes within 1 minute of that, but with only 2 workers. Schedule: Most written projects are graded, should finish today. Mini-exam 4 mostly marked, should finish tomorrow. Exam 4 is Tue Dec 16th, 2014 from 3:30pm to 5:30pm Today we’ll try a bigger example.
Worksheet table Draw your own graph! Task Duration Finish first AP: Assemble Pad 7 min Nothing AF: Assemble Flooring 5 min Nothing AW: Assemble Wall Units 6 min Nothing AD: Assemble Dome Frame 8 min Nothing IF: Install Flooring 5 min AP, AF IW: Install Wall Units 7 min IF, AW ID: Install Dome Frame 5 min AD, IW PL: Install plumbing 4 min IF IE: Install electrical 4 min IW AC: Install compressor 3 min IE, ID HV: Install ducts 4 min IE IT: Install toilets 1 min PL, HV FI: Finish interior 6 min IT PD: Pressurize dome 3 min HV IA: Install appliances 2 min HV, AC
Here is a filled out graph Early: 0 7 7 Space House! Easy version (graph already drawn) AP 0 0 Late: 0 7 7 Early: 0 5 5 Early: 7 5 12 Early: 12 4 16 Early: 27 1 28 Early: 28 6 34 AF IF PL IT FI 2 2 0 0 11 11 0 0 0 0 Late: 2 5 7 Late: 7 5 12 Late: 23 4 27 Late: 27 1 28 Late: 28 6 34 Early: 0 6 6 Early: 12 7 19 Early: 19 4 23 Early: 23 4 27 Early: 27 3 30 AW IW IE HV PD 6 6 0 0 0 0 0 0 4 4 Late: 6 6 12 Late: 12 7 19 Late: 19 4 23 Late: 23 4 27 Late: 31 3 34 Early: 0 8 8 Early: 19 5 24 Early: 24 3 27 Early: 27 2 29 AD ID AC IA 16 16 5 5 5 5 5 5 Late: 16 8 24 Late: 24 5 29 Late: 29 3 32 Late: 32 2 34
Exit quiz Write down your best schedule from the worksheet. Get some good food and rest. Next week is a hard week.
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