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487 rateSpeed |
Name : _________________ |
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You drove to School at 40 mph, and came back at 70 mph. What was the average speed for the round trip? |
You drove to School at 30 mph, and came back at 70 mph. What was the average speed for the round trip? |
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| 487 50.9 57.1 68.8 78.8 61.5 ( 317.1 ) 42 58.3 40 42 91 ( 273.3 ) [[ 590.4 ]] | ||
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