. The total project cost is
$12W,000
while the earning is based on the percentage of the actual work that has been completed. The payment from the client will only be received one month after the completion of the work. . Material spending is based on the percentage of the planned work completed. With the total material cost of
$3Y,000
, the supplier has agreed on accepting a two month credits payment term. . The salary of one engineer is at
$2,500
per month, while each of the 5 workers is getting
$1x00
per month. The salary should be paid on the same month. . Both of the utility and loan cost
$5,Z00
per month, which also need to be settled on the same month. (15 marks) w=1 x=0 y=2 z=5