578 rateSpeed |
Name : _________________ |
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You drove to School at 50 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 100 mph. What was the average speed for the round trip? |
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578 58.3 66.7 37.5 68.6 42 ( 273.1 ) 75 61.5 37.5 48 42 ( 264 ) [[ 537.1 ]] | ||
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