hedi walks at a rate of 4.5 miles per hour. at this rate , how far can she walk in 50 mins

Answer 1

50 minutes = 5/6 of an hour. 4.5 mph = 9/2 mph

distance = speed times time.

distance = 9/2 x 5/6 = 3/2x5/2 15/4 = 3 3/4 miles = 3.75 miles