$2.$ Question $2-$ Read Exercise $3$ of Chapter $7$ from the textbook. Based on the exercise, answer the following questions:

$$ Determine cost and schedule variance.

$$ Find the value of the cost performance index $($CPI$)$ and schedule performance index $($SPI$).$

$$ Find the Critical ratio of the project using Earned Value calculations.

$$ Calculate Estimated $($remaining cost$)$ to completion $($ETC$)$ and Projected $($total cost$)$ estimated at completion $($EAC$).$