SOLUTION: Paul sells 180 bracelets in 30min and Jack sells 180 bracelets in 60min,selling together how many min will it take them to sell 180 bracelets ?
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Question 411503: Paul sells 180 bracelets in 30min and Jack sells 180 bracelets in 60min,selling together how many min will it take them to sell 180 bracelets ? Answer by rfadrogane(214) (Show Source):
You can put this solution on YOUR website! Paul sells 180 bracelets in 30min and Jack sells 180 bracelets in 60min,selling together how many min will it take them to sell 180 bracelets ?
Sol'n:
work problem:
rate x time = 1
let x: the time spent to sold the 180 bracelets when are together
1/30+1/60=1/x
1/x=1/20
x=20 minutes ---answer
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