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278 rateSpeed |
Name : _________________ |
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You drove to School at 30 mph, and came back at 70 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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| 278 42 54.5 40 75 40 ( 251.5 ) 80 54.5 42 55.4 78.8 ( 310.7 ) [[ 562.2 ]] | ||
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