Last Saturday, Paulina went to the park to run. She ran 7 miles total while she was at the park. During her run, she looked at her watch every mile to see how long she had been running. Some of her times from her run are recorded in the table below.

Paulina's Recorded Running Times
Distance (in miles) Total Time Spent Running (in minutes)
2 24
3 36
7 ?


If Paulina ran at a constant speed during her entire run, how many total minutes did it take her to run all 7 miles?