The correct answer is the sum of the variances of all activities on the critical path.
The Program Evaluation and Review Technique (PERT) is a tool used in project management to calculate the duration of a given activity, a set of activities, or even an entire project.
Critical Path Analysis and PERT Charts are powerful tools that help you schedule and manage complex projects.
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Airplanes brought several changes to our societies, lives and environment. Within the pros of this new mean of transport we can find the increase of the speed in which we travel and goods reach another shore. This affected positively the price of merchandises, which became easier to obtain around the world. What in the past was limited to be transported by land or across the sea, with the risk of never arriving, now it is very easy to obtain. Of course that they also opened a lot of new job opportunities for quite a few people. New careers were created and now a lot of people profit from this industry. Last but not least is the industry of tourism. Travelling has become much easier and practical since planes began to transport us.
On the other hand, the impact on the environment was not as good as in the others. Planes consume, and realease in the atmosphere, fosil fuels. This is limiting our natural resources at an incredible speed, apart from the fact that it contributes negatively to the matter of pollution.
Answer:
Babur.
Explanation:
Babur (1483-1530) was a conqueror and warrior and he founded the Mughal Empire in India. Babur was a descendant from the famous Turkic conqueror Timur The Lame. On his mother´s side, his family line descended from Gengis Khan. His first conquests as emir of Ferghana were made in Central Asia, including Samarkand in today´s Uzbekistan, but he lost them because of power intrigues and betrayals. However, his great chance came in India, where he coveted the Delhi Sultanate. He defeated the army of sultan Ibrahim Lodi and took his throne in 1526. This is the beginning of the Mughal Empire.
