Respuesta :

jacobfbisd

Answer:

5 batteries.

Explanation:

"How many batteries lasted more than 5 1/2 hours?" which means it's counting not only 5 1/2, but 5 3/4 and 6 1/4
5 batteries because 4 lasted for 5 3/4 hours and 1 lasted for 6 1/4 hours

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