Your aunt and uncle took turns driving on a 580-mile trip that took 10 hours. your uncle drove at a constant speed of 60 mph and your aunt drove a constant speed of 55 mph. how long did each person drive?
a. write the two equations.
b solve the equations and give both answers.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.