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315 rateSpeed |
Name : _________________ |
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You drove to School at 30 mph, and came back at 40 mph. What was the average speed for the round trip? |
You drove to School at 50 mph, and came back at 60 mph. What was the average speed for the round trip? |
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| 315 34.3 77.6 64.6 80 50.9 ( 307.4 ) 54.5 64.3 34.3 61.5 37.5 ( 252.1 ) [[ 559.5 ]] | ||
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