Mathematics, 05.07.2021 02:50 robrod75
two trains leave the station at the same time, one traveling due east, the other due west. After 46 minutes, they are 140 miles apart. if one trains speed is 20 mph more than the other trains, what are the speeds of the two trains?
Answers: 1
Mathematics, 21.06.2019 20:30, extasisjorge
Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error
Answers: 1
Mathematics, 21.06.2019 22:00, sebcbal
The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score
Answers: 1
two trains leave the station at the same time, one traveling due east, the other due west. After 46...
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