Answer:
Janet's is 36 feet of carrots per hour
Amy is 34 feet of carrots per hour
Explanation:
for Janet I did 60÷15=4(thqt is one hour) then 9×4=36 which is the answer
for Amy I did 17×2=34 because she does 17 in 40 mins which is half an hour so you would double to make it one hour