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725 WorkRate |
Name : _________________ |
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If Ann does a job in 7 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 10 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...) |
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| 725 4.1 2.2 2.5 4.2 3.8 ( 16.8 ) 1.7 3.8 3 3.4 2.9 ( 14.8 ) [[ 31.6 ]] | ||
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