- Free float of the activity must be zero but independent float need not be zero
- Independent float must be zero but free float need not be zero
- Free float and independent float both must be zero
- Free float and independent float both need not be zero
Whenever an activity has zero total float, then
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Whenever an activity has zero total float, then free float and independent float both must be zero.
Whenever an activity has zero total float, then free float and independent float both must be zero.
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