Which of the following relations are incorrect about floats in CPM ?
1. Total float = Latest finish time - Earliest start time
2. Free float = Total float - Head event slack
3. Independent float = Total float - Head event slack - Tail event slack

3 only

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2 and 3 only

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1 and 2 only

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1 only

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Solution

The correct option is D 1 only
Total Float is the amount of time by which an activity can be delayed from its early start date without delaying the project finish date.

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Which of the following relations are incorrect about floats in CPM ? 1. Total float = Latest finish time - Earliest start time 2. Free float = Total float - Head event slack 3. Independent float = Total float - Head event slack - Tail event slack

The correct option is D 1 onlyTotal Float is the amount of time by which an activity can be delayed from its early start date without delaying the project finish date.

Which of the following relations are incorrect about floats in CPM ?
1. Total float = Latest finish time - Earliest start time
2. Free float = Total float - Head event slack
3. Independent float = Total float - Head event slack - Tail event slack

The correct option is D 1 only
Total Float is the amount of time by which an activity can be delayed from its early start date without delaying the project finish date.