$\backslash$table$[[$WBS$,$Person A $($hours$),\backslash$table$[[$Person B$],[($hours$)]],\backslash$table$[[$Sub $-$ Contractor$],[($$$)]],$Materials $($$$)],[1\mathrm{.}1,,10,,1000],[1\mathrm{.}2,5,10,5000,],[1\mathrm{.}3,20,20,,],[2\mathrm{.}1,,5,2500,2500],[2\mathrm{.}2,15,,,2500],[3\mathrm{.}1,15,10,10000,2500],[3\mathrm{.}2,10,10,,2500]]$ Suppose the project start on $1$ st of January $2012,$ with an opening balance of

$$1000.$ Project construction activities are scheduled $1\mathrm{.}1-1\mathrm{.}3$ in January, $2\mathrm{.}1-2\mathrm{.}2$ in

February and $3\mathrm{.}1-3\mathrm{.}2$ in March. The labour cost is paid in the month of use, material has

a one month credit, and the sub$-$contractor cost has a one month credit. Develop the

project cash flow statement from January to April $2012.$ The income will be based on a

monthly progress payment of previous month.Ouestion $44.$

$[25$ Marks$]$

a$)$ Given the following sets of information, work out the labour rate for an average

mointh.

b$)$ Person A and $B$ will be employed to carry out a project with seven $(7)$ activities. Given

the following information, calculate the estimates charges fro each individual activity, the

cumulative charges for work package $1,2,$ and $3,$ and finally the total estimate of charge. A $20\%$

profit on all sub$-$contractors and procurement cost is added to all jobs. Suppose the contractor is