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455 rateSpeed |
Name : _________________ |
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You drove to School at 40 mph, and came back at 50 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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| 455 44.4 88.4 45 85.6 48 ( 311.4 ) 43.6 37.5 80 44.4 53.3 ( 258.8 ) [[ 570.2 ]] | ||
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