Mathematics, 28.06.2019 03:30 12311724

Elias and niko are polishing the silver at the heritage museum. elias could polish all the silver himself in 40 minutes. that task would take niko 50 minutes to complete alone. which table is filled in correctly and could be used to determine how long it would take if elias and niko polished the silver together?

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Elias and niko are polishing the silver at the heritage museum. elias could polish all the silver hi...