People can't calculate that unless we hear the speed.
He can run 9.6 miles in 88 minutes.
She can run 3.75 miles in 15 minutes.
5.8646 mph
2.99 miles.
6.2 miles
6.4 miles
You would need to maintain a pace of at least 6.3 mph over the 1.5 mile distance.
She would run 2.4 miles in 18 minutes.
Using a time goal of 17.5 minutes, you would need to maintain an average speed of at least 6.86 (7) miles per hour.
That depends on how FAST you run.
She can run 3.75 miles in 15 minutes.
Six