Construction Planning and Management
Rolling resistance of a wheel depends upon (i) Vehicle load (ii) Grade (iii) Ground conditions

(ii) and (iii) are correct
Only (i) is correct
(i) and (iii) are correct
(i) and (ii) are correct

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Construction Planning and Management
Total float for any activity is defined as the difference between

Its latest finish time and earliest start time for its successor activity
Its latest start time and earliest start time
Its latest start time and earliest finish time
Its earliest finish time and earliest start time for its successor activity

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