Mathematics, 18.04.2020 07:57, ur4286
A chemical company makes two brands of antifreeze. The first brand is 60% pure antifreeze, and the second brand is 80% pure antifreeze. In order to obtain 40 gallons of a mixture that contains 75% pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answers: 3
Mathematics, 21.06.2019 17:00, liaholmes8
Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5
Answers: 1
Mathematics, 21.06.2019 19:30, tiwaribianca475
Cor d? ? me ? 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
A chemical company makes two brands of antifreeze. The first brand is 60% pure antifreeze, and the s...
Mathematics, 16.12.2020 22:20
Mathematics, 16.12.2020 22:20
Mathematics, 16.12.2020 22:20
Mathematics, 16.12.2020 22:20
History, 16.12.2020 22:20