|
238 WorkRate1 |
Name : _________________ |
||
|
4 people can do a job in 9 days. How many days would it take if there were only 2 people? |
30 people can do a job in 11 days. How many days would it take if there were only 6 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 238 18 27 30 70 60 ( 205 ) 55 16 44 18 12 ( 145 ) [[ 350 ]] | ||
|
|
||