Mathematics, 07.07.2019 14:00 unknown9263
One pump can empty the pool in 5 days, whereas a second pump can empty the pool in 7 days. how long it will take the two pumps, working together, to empty the pool?
Answers: 1
Mathematics, 21.06.2019 13:30, iklassibrahim123
Suppose the first five terms of a sequence are 4, 5, 9, 27, 123. how could the next term in the sequence be generated?
Answers: 1
Mathematics, 21.06.2019 19:30, jrassicworld4ever
Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 1
One pump can empty the pool in 5 days, whereas a second pump can empty the pool in 7 days. how long...
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