|
413 WorkRate1 |
Name : _________________ |
||
|
28 people can do a job in 12 days. How many days would it take if there were only 4 people? |
40 people can do a job in 12 days. How many days would it take if there were only 8 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 413 84 22 66 72 24 ( 268 ) 60 24 36 63 22 ( 205 ) [[ 473 ]] | ||
|
|
||