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Answer:
Amy is faster
Janet: 20 ft/h; Amy: 30 ft/h
Step-by-step explanation:
To find the rate in feet per hour, divide feet by hours.
Janet's rate = (5 ft)/(15/60 h) = 20 ft/h
Amy's rate = (15 ft)/(1/2 h) = 30 ft/h
Amy plants more quickly, because 30 > 20.
