509 WorkRate |
Name : _________________ |
||
If Ann does a job in 5 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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...) |
+( ) |
|
( )+ |
++[[ ]]++ |
||
509 2.7 1.6 2.5 1.7 4.1 ( 12.6 ) 2 3 1.3 2.7 1.6 ( 10.6 ) [[ 23.2 ]] | ||
|