Mathematics, 28.01.2021 04:20 aeriyonna58
a boat is going 144 miles upstream on a river. the speed of the boat in still water is 60 miles per hour. the speed of the river current is 80% less than the speed of the boat in still water. how long does the journey take?
Answers: 3
Mathematics, 21.06.2019 17:00
The table below shows the height of a ball x seconds after being kicked. what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x) = x2 + x + 0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds? feet
Answers: 2
Mathematics, 21.06.2019 19:40
The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол
Answers: 1
Mathematics, 22.06.2019 03:30
Find the value of x. also give me an explanation so i can complete it to other questions as well, : )
Answers: 2
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