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) About Me  (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

:)