Acolony of bacteria is growing in a petri dish which has a maximum capacity of 100mg. the mass of bacteria is increasing at a rate given by the logistic equation. initially there is 2mg of bacteria and the rate of increase is 1mg per day. what is the mass (in grams) of bacteria 10 days after the mass was 2mg?

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

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Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?