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886 WorkRate |
Name : _________________ |
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If Ann does a job in 9 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 8 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
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| 886 3.9 4.7 1 1.4 2 ( 13 ) 4 1.5 2.2 1.9 3.4 ( 13 ) [[ 26 ]] | ||
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