SOLUTION: Sue can sew a precut dress in 3 hours. Helen can sew the same dress in 2 hours. If they work together, how long will it take them to complete sewing that dress? Give your answer
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Question 752529: Sue can sew a precut dress in 3 hours. Helen can sew the same dress in 2 hours. If they work together, how long will it take them to complete sewing that dress? Give your answer rounded to one decimal point if necessary
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
together:
1/3+1/2=1/t
t=(3x2)/(3+2)=6/5
1 hr 12 min
:)
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