970 rateSpeed |
Name : _________________ |
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You drove to School at 70 mph, and came back at 100 mph. What was the average speed for the round trip? |
You drove to School at 40 mph, and came back at 80 mph. What was the average speed for the round trip? |
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970 82.4 40 74.7 57.1 91 ( 345.2 ) 53.3 61.5 82.4 64.6 64.6 ( 326.4 ) [[ 671.6 ]] | ||
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