A concert with 3 performers lasts about 8 hours. At this rate, how long would a performance last with 4 performers?

Question

guacamole1000 · Answer

It would last about 10 and 2/3 hours. Use a proportion to figure this out

guacamole1000 · Answer

Using a proportion, we find that a concert with 4 performers would last about 10 and 2/3 hours. We set up a proportion based on the initial information of 3 performers lasting 8 hours. Solving this proportion yields the final duration for 4 performers. 
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A concert with 3 performers lasts about 8 hours. At this rate, how long would a performance last with 4 performers?

Answer (2)

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