Mathematics, 23.03.2020 16:57 coolusername1314

The cleanup crew is picking up litter from the side of the road. if one crew member can clean up a mile of road in 45 minutes, and another crew member can clean up a mile of the road in 70 minutes, approximately how much time will it take the crew members to clean up a mile of the road if they work together?

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The cleanup crew is picking up litter from the side of the road. if one crew member can clean up a m...