pc installation. you need to install $25$ pc$\text{'}$s in a week. the cost is $$1000$ per day. the schedule says you need to install $5$ pc$\text{'}$s per day. therefore the cost per pc is $$200.$ at tthe end of day $1$ you have installed $5$ PC$\text{'}$s and paid $$1000$ in labor. at the end of day $2$ you have installed $8$ pc$\text{'}$s$,$ due to a new worker who is learning the job. you still have to pay the labor rate of $$1000.$On day $3$ you decide to work the crew overtime to catch up$.$ At the end of day $3$ you have installed $15$ pc$\text{'}$s but you had to pay $15,000$ because of overtime. your total paid to date is $$3500.$ calculate the CPI at the end of day $2$