Given are three columns first column in number of workers, second column is total product and third is total cost. 

number of workers-- 1 /   2 / 3   / 4 / 5 / 6 /    7 /

total product---------- 8 /   20 / 35 / 45 / 52 / 57 / 60 /

total cost Php. ........80 / 200 / 350 / 495 / 624 / 741 / 840 /

a. Add column to the table and enter the marginal product........follow format 1/2/3
b. Add column to the table and enter the average product........follow format 1/2/3 

c. Add column to the table and enter the average cost........follow format 1/2/3

d. Add column to the table and enter the marginal cost........follow format 1/2/3

e. Add column to the table and enter the marginal unit cost........follow format 1/2/3

f. What is the average cost along worker 7?

g. What should be the maximum number of employees?