Mathematics, 03.05.2021 23:00 ashlee7877
Three trains - one eastbound, one westbound, and one northbound - leave a city at the same time.
The speed of the northbound train is 20 miles per hour greater than the speed of the eastbound train.
After 9 hours, the distance between the westbound train and the eastbound train is 990 miles.
Answers: 3
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Three trains - one eastbound, one westbound, and one northbound - leave a city at the same time.
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