Jenny takes $1$ hour $15$ minutes to complete a $5$-mile marathon. At what speed did she run?

Q. Susan would like to run 26 miles in 3 hours and 54 minutes. Currently, she can run 26 miles at a pace of 11 minutes/mile. If she plans on improving her pace by 15 seconds/mile every week, how much time will it take Susan to reach her goal?

Q. Aubrey, running at a pace of $6$ miles per hour, how many miles can she run in $90$ minutes?

Q. Jenny starts her journey at $4:30$ in the morning. She will take $3$ hours and $30$ minutes to reach her destination. At what time will she reach her destination?

Q. On a recent trip, Mary drove 50 miles. What was the average speed at which she drove the 50 miles?
(1) She drove 30 miles at an average speed of 60 miles per hour and then drove the remaining 20 miles at an average speed of 50 miles per hour.
(2) She drove a total of 54 minutes.