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478 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 60 mph, and came back at 120 mph. What was the average speed for the round trip? |
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| 478 53.3 48 40 66.7 34.3 ( 242.3 ) 80 78.8 43.6 43.6 74.7 ( 320.7 ) [[ 563 ]] | ||
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