Construction Planning and Management
Assertion (A): Activity 57 is critical.Reason (R): Earliest finish time and latest finish time for events 57 are same

Both A and R is correct
R is correct but A is not correct
A is correct but R is not correct
Both A and R is incorrect

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Construction Planning and Management
Mobilization advance up to 10% of the cost of work is given to a contractor

For the purchase of construction materials
On commencement of work at site for payment of loan taken by him
For all activities required to start the work at site on finalization of the contract document
For the payment of advances to labour and other staff

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

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

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