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445 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 60 mph, and came back at 80 mph. What was the average speed for the round trip? |
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| 445 44.4 78.8 88.4 74.7 68.6 ( 354.9 ) 68.6 77.6 66.7 54.5 58.3 ( 325.7 ) [[ 680.6 ]] | ||
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