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421 rateSpeed |
Name : _________________ |
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You drove to School at 40 mph, and came back at 50 mph. What was the average speed for the round trip? |
You drove to School at 30 mph, and came back at 60 mph. What was the average speed for the round trip? |
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| 421 44.4 78.8 44.4 43.6 64.6 ( 275.8 ) 40 42 66.7 61.5 50.9 ( 261.1 ) [[ 536.9 ]] | ||
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