|
127 WorkRate1 |
Name : _________________ |
||
|
63 people can do a job in 7 days. How many days would it take if there were only 9 people? |
25 people can do a job in 9 days. How many days would it take if there were only 5 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 127 49 12 66 66 44 ( 237 ) 45 63 21 56 20 ( 205 ) [[ 442 ]] | ||
|
|
||