MA111: Contemporary mathematics Task Duration Finish first A: 6 - - PowerPoint PPT Presentation

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

• nly 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

Space House! Easy version (graph already drawn)

AP

Early: 7 7 Late: 7 7

AF

Early: 5 5 Late: 2 7 5 2 2

AW

Early: 6 6 Late: 6 12 6 6 6

AD

Early: 8 8 Late: 16 24 8 16 16

IF

Early: 7 12 5 Late: 7 12 5

IW

Early: 12 19 7 Late: 12 19 7

PL

Early: 12 16 4 Late: 23 27 4 11 11

IE

Early: 19 23 4 Late: 19 23 4

ID

Early: 19 24 5 Late: 24 29 5 5 5

HV

Early: 23 27 4 Late: 23 27 4

AC

Early: 24 27 3 Late: 29 32 3 5 5

IT

Early: 27 28 1 Late: 27 28 1

PD

Early: 27 30 3 Late: 31 34 3 4 4

IA

Early: 27 29 2 Late: 32 34 2 5 5

FI

Early: 28 34 6 Late: 28 34 6

Exit quiz

Write down your best schedule from the worksheet. Get some good food and rest. Next week is a hard week.