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10 m/s over then got off the freeway and drove for an hour through the city at 20 mi/h, what was our average speed?" Xenia thought for a while and said, "I think it would be something like 50." Mother had asked Xenia to explain her reasoning so often that it was a habit by now, so Xenia continued, "I think that because we went 60 a lot longer than we went 20, the 20 will only pull the 60 down a little bit." a. Is Xenia's reasoning correct? C. What does the answer to part (b) mean? b. What would the exact average speed be? dintonce Rabbit gave Turtle a 4-s head start. Then Rabbit ran both ways, after the 10. In a r C 130

10 m/s over then got off the freeway and drove for an hour through the city at 20 mi/h, what was our average speed?" Xenia thought for a while and said, "I think it would be something like 50." Mother had asked Xenia to explain her reasoning so often that it was a habit by now, so Xenia continued, "I think that because we went 60 a lot longer than we went 20, the 20 will only pull the 60 down a little bit." a. Is Xenia's reasoning correct? C. What does the answer to part (b) mean? b. What would the exact average speed be? dintonce Rabbit gave Turtle a 4-s head start. Then Rabbit ran both ways, after the 10. In a r C 130

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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10 m/s over and 5 m/s back? (Turtle's speed stays at 6 m/s each way.) d. Would your answe were reversed: then gọt off the freeway and drove for an hour through the city at 20 mi/h, what was our average speed?" Xenia thought for a while and said, "I think it would be something like 50." Mother had asked Xenia to explain her reasoning so often that it was a habit by now, so Xenia continued, "I think that because we went 60 a lot longer than we went 20, the 20 will only pull the 60 down a little bit." a. Is Xenia's reasoning correct? C. What does the answer to part (b) mean? b. What would the exact average speed be? head start. overlook Turtle's head start.) C. If Turtlo h n race? to cat a carrot for 4 s,
Transcribed Image Text:10 m/s over and 5 m/s back? (Turtle's speed stays at 6 m/s each way.) d. Would your answe were reversed: then gọt off the freeway and drove for an hour through the city at 20 mi/h, what was our average speed?" Xenia thought for a while and said, "I think it would be something like 50." Mother had asked Xenia to explain her reasoning so often that it was a habit by now, so Xenia continued, "I think that because we went 60 a lot longer than we went 20, the 20 will only pull the 60 down a little bit." a. Is Xenia's reasoning correct? C. What does the answer to part (b) mean? b. What would the exact average speed be? head start. overlook Turtle's head start.) C. If Turtlo h n race? to cat a carrot for 4 s,
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