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819 rateSpeed |
Name : _________________ |
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You drove to School at 60 mph, and came back at 80 mph. What was the average speed for the round trip? |
You drove to School at 70 mph, and came back at 90 mph. What was the average speed for the round trip? |
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| 819 68.6 64.3 45 64.6 48 ( 290.5 ) 78.8 91 48 57.1 85.6 ( 360.5 ) [[ 651 ]] | ||
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