Construction Planning and Management
A contractor has two options;(l) : Invest his money in project A or (II) : Invest his money in project B. If he decides to invest in A, for every rupee invested, he is assured of doubling his money in ten years. If he decides to invest in B, he is assured of making his money 1.5 times in 5 years. If the contractor values his money at 10% interest rate, he

should invest in project A
could invest in either of the two projects
should invest in neither of the two projects
should invest in project B

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

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
For the purchase of construction materials
On commencement of work at site for payment of loan taken by him

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Construction Planning and Management
Whenever an activity has zero total float, then

Independent float must be zero but free float need not be zero
Free float of the activity must be zero but independent float need not be zero
Free float and independent float both need not be zero
Free float and independent float both must be zero

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