|
925 WorkRate |
Name : _________________ |
||
|
If Ann does a job in 9 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 3 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 925 3.9 4.7 2.1 1.5 3.4 ( 15.6 ) 2.2 1.5 2.2 3.4 3.4 ( 12.7 ) [[ 28.3 ]] | ||
|
|
||