Chemistry, 22.04.2020 17:59 vocepilogue16
Kim can wash 150 window panes in 3 hours. Gary can wash 110 window panes in 2 hours. Kim and Gary work together to wash a total of 290 window panes. If they continue to wash at the same rate, how long will it take them to wash the 290 window panes? Give your answer in hours and minutes, to the nearest minute.
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Kim can wash 150 window panes in 3 hours. Gary can wash 110 window panes in 2 hours. Kim and Gary wo...
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