|
800 WorkRate1 |
Name : _________________ |
||
|
42 people can do a job in 9 days. How many days would it take if there were only 7 people? |
27 people can do a job in 5 days. How many days would it take if there were only 9 people? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 800 54 30 24 33 60 ( 201 ) 15 45 40 28 50 ( 178 ) [[ 379 ]] | ||
|
|
||