For each of the following descriptions, determine the most specific name for the parallelogram

Can someone me and do the problem plz so i can understand it more better

A50% increase followed by 33 1/2% decrease

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?