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881 WorkRate |
Name : _________________ |
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If Ann does a job in 9 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 10 days, how long do they take together? (Nearest to the 10th...) |
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| 881 3.2 3 3.9 1.2 3.6 ( 14.9 ) 3.8 2.3 2.5 1.5 3.8 ( 13.9 ) [[ 28.8 ]] | ||
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