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Edexcel A-Level Mathematics AS D1.4.2 Completion of the Precedence Table for a Given Activity Questions

Practise reading activity networks to complete precedence tables, listing the immediate predecessors required before each activity can start.

Syllabus
First assessment 2019
Course
Mathematics YMA01
Level
AS

Exam points

  • complete a precedence table by listing only the immediate predecessors for each activity

Edexcel A-Level Mathematics AS D1.4.2 Completion of the Precedence Table for a Given Activity Questions question 1

[Maximum number: 2]
Table for Question Edexcel A-Level Mathematics AS D1.4.2 Completion of the Precedence Table for a Given Activity Questions question 1 — Edexcel A-Level Mathematics AS
Table for Question Edexcel A-Level Mathematics AS D1.4.2 Completion of the Precedence Table for a Given Activity Questions question 1 — Edexcel A-Level Mathematics AS
Table for Question Edexcel A-Level Mathematics AS D1.4.2 Completion of the Precedence Table for a Given Activity Questions question 1 — Edexcel A-Level Mathematics AS
Diagram 1

Diagram 1

Diagram 2

Diagram 2

Figure 2

Figure 2

[The sum of the durations of all the activities is 133 days]
A project is modelled by the activity network shown in Figure 2. The activities are represented by the arcs. The number in brackets on each arc gives the time, in days, to complete the activity. Each activity requires one worker. The project is to be completed in the shortest possible time.

Complete the precedence table in the answer book.

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