25 Fred Ridgeway has been given the responsibility of managing a training and development program.

He knows the EST and LST (both in months), and the total costs for each activity. This information is given in the table at the top of the next page.

(a) Using ESTs, determine Fred’s total monthly budget.

(b) Using LSTs, determine Fred’s total monthly budget.

ACTIVITY EST LST t TOTAL COST A 0 0 6 $10,000 B 1 4 2 $14,000 C 3 3 7 $ 5,000 D 4 9 3 $ 6,000 E 6 6 10 $14,000 F 14 15 11 $13,000 G 12 18 2 $ 4,000 H 14 14 11 $ 6,000 I 18 21 6 $18,000 J 18 19 4 $12,000 K 22 22 14 $10,000 L 22 23 8 $16,000 M 18 24 6 $18,000