|
270 WorkRate1 |
Name : _________________ |
||
|
4 people can do a job in 10 days. How many days would it take if there were only 2 people? |
36 people can do a job in 11 days. How many days would it take if there were only 6 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 270 20 40 70 56 50 ( 236 ) 66 33 32 24 30 ( 185 ) [[ 421 ]] | ||
|
|
||