Mathematics, 26.09.2019 20:30 ltay92
The sum of the speeds of two trains is 718.7 miles per hour. if the speed of the first train is 3.3 mph faster than that of the second train, find the speeds of each.
Answers: 1
Mathematics, 21.06.2019 19:00
Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct
Answers: 1
Mathematics, 21.06.2019 19:30
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 maxโs data must be true? a) the median of maxโs 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
Mathematics, 22.06.2019 00:50
Arectangle has a perimeter of 24 inches. if the width is 5 more than twice the length, what are the dimensions of the rectangle?
Answers: 3
The sum of the speeds of two trains is 718.7 miles per hour. if the speed of the first train is 3.3...
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