|
644 rateSpeed |
Name : _________________ |
||
|
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 40 mph, and came back at 80 mph. What was the average speed for the round trip? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 644 58.3 66.7 64.6 48 50.9 ( 288.5 ) 53.3 74.7 64.6 78.8 43.6 ( 315 ) [[ 603.5 ]] | ||
|
|
||