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334 rateSpeed |
Name : _________________ |
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You drove to School at 30 mph, and came back at 70 mph. What was the average speed for the round trip? |
You drove to School at 70 mph, and came back at 80 mph. What was the average speed for the round trip? |
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| 334 42 57.1 78.8 55.4 66.7 ( 300 ) 74.7 82.4 61.5 66.7 57.1 ( 342.4 ) [[ 642.4 ]] | ||
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