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378 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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| 378 44.4 45 75 37.5 88.4 ( 290.3 ) 68.6 55.4 77.6 68.6 61.5 ( 331.7 ) [[ 622 ]] | ||
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