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Posted by on Tuesday, January 24, 2012 at 1:54pm.

John studied for 22.5 hours over a period of 3.5 days. On average, about how many hours did he study each day?

  • math - , Tuesday, January 24, 2012 at 2:04pm

    22.5 / 3.5 = 6.43 per day

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