|
620 WorkRate |
Name : _________________ |
||
|
If Ann does a job in 6 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 10 days, and Bob does it in 4 days, how long do they take together? (Nearest to the 10th...) |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 620 2 3.2 3.9 4.4 1.7 ( 15.2 ) 2.9 3.1 1.5 4.7 3.1 ( 15.3 ) [[ 30.5 ]] | ||
|
|
||