|
133 WorkRate1 |
Name : _________________ |
||
|
54 people can do a job in 8 days. How many days would it take if there were only 9 people? |
36 people can do a job in 6 days. How many days would it take if there were only 9 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 133 48 77 35 50 33 ( 243 ) 24 42 12 30 63 ( 171 ) [[ 414 ]] | ||
|
|
||