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649 WorkRate |
Name : _________________ |
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If Ann does a job in 6 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 6 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 649 2.7 1.7 2.8 3.4 2.9 ( 13.5 ) 3 5 3.3 3.7 3.8 ( 18.8 ) [[ 32.3 ]] | ||
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