|
135 WorkRate1 |
Name : _________________ |
||
|
27 people can do a job in 7 days. How many days would it take if there were only 9 people? |
10 people can do a job in 6 days. How many days would it take if there were only 5 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 135 21 36 48 36 24 ( 165 ) 12 60 56 54 84 ( 266 ) [[ 431 ]] | ||
|
|
||