|
434 WorkRate1 |
Name : _________________ |
||
|
12 people can do a job in 10 days. How many days would it take if there were only 4 people? |
56 people can do a job in 10 days. How many days would it take if there were only 8 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 434 30 40 70 18 30 ( 188 ) 70 40 45 21 40 ( 216 ) [[ 404 ]] | ||
|
|
||