Asked by Ashley
Sue rides her bike at a rate of 15 mph to May’s house 5 miles away. Then Sue and May walk to
a park 2 miles away at a rate of 3 mph. What was Sue’s average speed for the entire trip?
a park 2 miles away at a rate of 3 mph. What was Sue’s average speed for the entire trip?
Answers
Answered by
Anonymous
Sue's time riding the bike = 5/15 hrs = 1/3 hr
Sue's time walking the 2 miles = 2/3 hr
total time = 2/3 + 1/3 = 1 hr
total distance = 7 miles
average speed = 7/1 = 7 mph
Sue's time walking the 2 miles = 2/3 hr
total time = 2/3 + 1/3 = 1 hr
total distance = 7 miles
average speed = 7/1 = 7 mph
Answered by
Reiny
Sue's time riding the bike = 5/15 hrs = 1/3 hr
Sue's time walking the 2 miles = 2/3 hr
total time = 2/3 + 1/3 = 1 hr
total distance = 7 miles
average speed = 7/1 = 7 mph
Sue's time walking the 2 miles = 2/3 hr
total time = 2/3 + 1/3 = 1 hr
total distance = 7 miles
average speed = 7/1 = 7 mph
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