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A Scientist Puts A Bacteria In A Petri Dish At Exactly Noon. Every Minute, The Bacteria Divides Into Two. At Exactly 1 Pm, The Petri Dish Is Full. At What Time Was The Dish Half Full? |
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Answer» Don't think EXPONENTIAL GROWTH and the kind of bacteria that's in the dish. If the bacteria doubles EVERY minute, and it's full at 1 PM, it must have been half-full a minute earlier, at 12:59. Don't think exponential growth and the kind of bacteria that's in the dish. If the bacteria doubles every minute, and it's full at 1 pm, it must have been half-full a minute earlier, at 12:59. |
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