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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?

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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