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986 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 4 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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| 986 3.8 4.7 2.5 1.4 3.6 ( 16 ) 2.8 1.5 1.6 3.1 3.4 ( 12.4 ) [[ 28.4 ]] | ||
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