Three successive classes are 50-59, 60-69 and 70-79. For the class 60 – 69, the upper class boundary is:

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

Find the commission on a $590.00 sale if the commission is 15%.