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When grizzly bears hibernate, their heart rates go down to 10 beats per minute, which is 20% of normal value. What is a grizzly bear's usual heart rate when not hibernating?

  • math -

    20 % = 20 / 100 = 0.2


    heart rate when not hibernating:

    10 / 0.2 = 50 beats per minute

  • math -

    Lucy needs 3/4 of a bucket of paint for every 444 doors she paints.

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