Firstly, you change it to miles per second and then to feet
102miles per hour(60×60s)
102 per 120s
Divide
102÷120
=0.85miles per second
Convert to feet
=4488 feet per second
Yes you see 11-3 is 8 so +11-3=8
Multiplying length times width, the area of the pool would be 1,250 square feet.