20 the population of bacteria in a petri dish doubles every 24 h. the population of the bacteria is initially 500 organisms. how long will it take for the population of the bacteria to reach 800? round your answer to the nearest tenth of an hour. 13.8 h 14.1 h 16.3 h 17.4 h

43lbs of tomatos cost $387. how much would 41lbs cost

How many roots does the graphed polynomial function have? 1-02

Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?