Andrew and Andre start a power washing business. Andrew can power wash a lot in one hour. Andre can power wash a lot in an minutes. How long does it take for both of them to power wash a lot? Report your answer in hours.
Andrew and Andre start a power washing business. Andrew can power wash a lot in one hour. Andre can power wash a lot in an minutes. How long does it take for both of them to power wash a lot? Report your answer in hours.
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