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512 rateSpeed |
Name : _________________ |
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You drove to School at 40 mph, and came back at 60 mph. What was the average speed for the round trip? |
You drove to School at 30 mph, and came back at 80 mph. What was the average speed for the round trip? |
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| 512 48 77.6 43.6 85.6 48 ( 302.8 ) 43.6 78.8 55.4 55.4 45 ( 278.2 ) [[ 581 ]] | ||
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