Lisa runs 1.2 miles in 1.5 hours and Bart runs 1/2 mile in 40 minutes

Question

I need the answer ASAP thank you

Answer 1

Lisa runs 1.2 miles / 1.5 hours = 0.8 miles per hour 

Bart runs 1/2 mile / 2/3 hour = (1/2)*(3/2) = 3/4 = 0.75 miles per hour