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712 rateSpeed |
Name : _________________ |
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You drove to School at 50 mph, and came back at 90 mph. What was the average speed for the round trip? |
You drove to School at 40 mph, and came back at 100 mph. What was the average speed for the round trip? |
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| 712 64.3 43.6 88.4 43.6 78.8 ( 318.7 ) 57.1 44.4 55.4 78.8 68.8 ( 304.5 ) [[ 623.2 ]] | ||
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