Answer :
Answer:
4.5
Step-by-step explanation:
first girl took 20 mins walking 1 mile
second girl took 30 mins walking 1.5 miles
third girl took 40 mins walking 2 miles
Answer:
4.5
Step-by-step explanation:
first girl took 20 mins walking 1 mile
second girl took 30 mins walking 1.5 miles
third girl took 40 mins walking 2 miles