How long does it take for 1 person to clean 1 bike in the conversation?, 30 minutes, 60 minutes, 10 minutes, 20 minutes, If 2 people work together, how many minutes will it take?, 120 minutes, 60 minutes, 15 minutes, 30 minutes, According to Ben, how many minutes do 3 people need to clean the bike?, 30 minutes, 60 minutes, 40 minutes, 20 minutes, What is the constant of proportionality in this bike cleaning situation?, 1, 30, 60, 2, Why is this situation an inverse proportion?, More people, more time, More people, less time, Time stays the same, No workers needed, If 4 people work together, how long will it take?, 10 minutes, 15 minutes, 5 minutes, 25 minutes

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