If you multiply -2/3 by 1/5 is it a rational number?

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown.which dog sitting service is more economic to use if you need 5 hours of service? explain.

Barbara's piano instructors house is 7 1/8 miles from her house. after biking for 1 3/4 miles she stops to rest how much longer does she need to bike to reach her instructor's house

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?