sean takes 8 hours to stain a deck then michelle. together it takes them 4.2 hour to complete the work. how long would it take sean to stain the deck by himself

Answer 1

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Answer 2

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Answer 3

Regina means: It takes Shawn 8 more hours to stain a deck than Michelle. Together it takes them 4.2 hours to complete the work. How long would it take Shawn to stain the deck by​ himself?