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661 rateSpeed |
Name : _________________ |
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You drove to School at 50 mph, and came back at 60 mph. What was the average speed for the round trip? |
You drove to School at 60 mph, and came back at 90 mph. What was the average speed for the round trip? |
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| 661 54.5 54.5 40 64.6 85.6 ( 299.2 ) 72 88.4 78.8 50.9 74.7 ( 364.8 ) [[ 664 ]] | ||
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