4 plotsof eachgradeof land

5 units per worker/day; 50 workersper plot

4 units per worker/day; 40 workersper plot

3 units per worker/day;30 workersper plot

2 units per worker/day;20 workersper plot

1 unit per worker/day;10 workersper plot

Unemployedworkers:

50

1.

50 x 5

40 x 4

30 x 3

20 x 2

10 x 1

2.

3.

4.

0

Totals

workersemployed

150

120

90

60

30

450

wealth output

750

480

270

Welfarecost

1650

infrastructurecost

200

160

80

40

650