Is 30/4 bigger or smaller or equal to 7 1/2 ?

Find the measures of the complement and the supplement of each angle, m

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?

The answer is 7.2 how would you put this as money