I need help with this math problem it should be easy but im not good in math sooo... and could you give an explanation please. Thanks

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.

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?