|
167 WorkRate1 |
Name : _________________ |
||
|
27 people can do a job in 10 days. How many days would it take if there were only 9 people? |
14 people can do a job in 9 days. How many days would it take if there were only 2 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 167 30 50 12 14 27 ( 133 ) 63 42 55 44 24 ( 228 ) [[ 361 ]] | ||
|
|
||