The average speed of train B ranges from a minimum of 60 ...

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PS · Problem Solving

605-655

Absolute Values/Modules

The average speed of train B ranges from a minimum of 60 miles per hour to a maximum of 90 miles per hour. Which inequality correctly represents all the potential values of the average speed, s, of the train?

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A

|s – 15| ≥ 75

B

|s – 15| ≤ 75

C

|s – 75| < 15

D

|s – 75| ≤ 15

E

|s – 75| ≥ 15

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