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Trends in International Mathematics and Science Study

ISC

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Problem Solving and Inquiry
Supported by the US National Science Foundation

Grade 8 Math: Average Speed in Car Rally

Average Speed in Car Rally Item

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Average Speed in Car Rally Sample Answer

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A: Overall Average Speed

Correct Response

64 kph or 64 or equivalent

Incorrect Response

Other

B: Average Speed for One Section

Correct Response

80 kph or 80

Incorrect Responses

120/2.5 or 48 shown
Other incorrect

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