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218 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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...) |
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| 218 1.6 2.2 3.9 2.2 2.7 ( 12.6 ) 2.7 3.4 5 3.7 3.7 ( 18.5 ) [[ 31.1 ]] | ||
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