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409 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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| 409 44.4 58.3 74.7 45 85.6 ( 308 ) 43.6 68.8 80 61.5 80 ( 333.9 ) [[ 641.9 ]] | ||
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