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415 rateSpeed |
Name : _________________ |
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You drove to School at 40 mph, and came back at 80 mph. What was the average speed for the round trip? |
You drove to School at 30 mph, and came back at 90 mph. What was the average speed for the round trip? |
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| 415 53.3 57.1 78.8 66.7 77.6 ( 333.5 ) 45 58.3 37.5 42 88.4 ( 271.2 ) [[ 604.7 ]] | ||
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