Jack has a lot of dishes to do. He has enough dishes to fill 4 sinks, and it takes him 10 minutes to wash one sinkful, 5 minutes to rinse it, and 5 minutes to dry. How much time would it save him if he waited and rinsed all the dishes at the end (10 minutes total), and let them all air dry?

Answer

It would save him 30 minutes.

Jack has a lot of dishes to do. He has enough dishes to fill 4 sinks, and it takes him 10 minutes to wash one sinkful, 5 minutes to rinse it, and 5 minutes to dry. How much time would it save him if he waited and rinsed all the dishes at the end (10 minutes total), and let them all air dry?

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