Erica is a distance runner. the duration of her training runs for one week are given in the table below. answer the following questions based on the given information. day time monday 1 hr. 10 min tuesday 45 min wednesday 1 hr. 20 min thursday 30 min friday 50 min saturday rest sunday 1 hr. a) find the total time that erica ran that week and express the answer in mixed units. _ and _ b) find the difference between the amount of time erica trained on monday and the amount she trained on friday. _ and _