Which of the following sets of numbers could not represent the three sides of a triangle? 1. {13,20,31}
2. {14,19,32}
3. {8,23,30}
4. {13,20,34}

The highest common factor of 132 and 220

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. ?

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost