Mathematics, 06.11.2020 17:50 mem8163
Betty can mow a lawn in 30 minutes. Bullwinkle can mow the same lawn in 90 minutes. How long does it take for both Betty and Bullwinkle to mow the lawn if they are working together? Express your answer as a reduced fraction.
Answers: 1
Mathematics, 21.06.2019 13:00, Kennedy3449
1. what are the missing reasons in the proof 2. it's in the second picture and 3
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Mathematics, 21.06.2019 18:40, TheLuciferOG4558
Acircle has a circumference of 28.36 units what is the diameter of the circle
Answers: 2
Mathematics, 21.06.2019 20:00, gordon57
Someone answer asap for ! 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
Betty can mow a lawn in 30 minutes. Bullwinkle can mow the same lawn in 90 minutes. How long does it...
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