SOLUTION: Wendy took a trip from city A to city B, a distance of 350 mi. She traveled part of the way by bus, which arrived at the train station just in time for Wendy to complete her journe
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Question 402978: Wendy took a trip from city A to city B, a distance of 350 mi. She traveled part of the way by bus, which arrived at the train station just in time for Wendy to complete her journey by train. The bus averaged 40 mi/h, and the train averaged 105 mi/h. The entire trip took 5.5 hours.How long did Wendy spend on the train? Answer by solver91311(24713) (Show Source):
Let represent the distance traveled on the train. Let represent the amount of time spent on the train. Then represents the distance travelled on the bus, and is the time spent on the bus.
Using Distance equals Rate times Time, we describe the train ride:
And the bus ride:
Substitute:
Solve for
John
My calculator said it, I believe it, that settles it
