Question: The precedence table for all routine tasks performed after work hours for one family is given. Draw the Gannt chart based on ES for all

The precedence table for all routine tasks performed after work hours for one family is given.

  1. Draw the Gannt chart based on ES for all activities.
  2. Draw the AON network for the after-work hours activity.

Activity

Description

Time (minutes)

Immediate Predecessors

a

Dad, Mom, and son arrive home in the same car

5

-

b

Dad and Mom change clothes

10

a

c

Son watches TV

25

a

d

Mom warms up the food

15

b

e

Dad sets the table

10

b

f

Son does homework

25

c

g

Mom fixes salad

10

d

h

The family eats dinner

40

e, f, g

i

Dad loads the dishwasher

5

h

j

Mom checks son's homework

5

h

k

Son practices guitar

15

h

l

All go to son's basketball game

20

i, j, k

m

All wash up and go to bed

15

l

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