the population after t years can be modeled by -300+150,000 and 500t + 200,000. what is the difference in populations in the cities when t=6 in the populations

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

How do i take any fraction and make it into a decimal or percentage?