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448 WorkRate |
Name : _________________ |
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If Ann does a job in 4 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 8 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...) |
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| 448 2.9 2 1.4 3.4 2.3 ( 12 ) 2.2 3.2 2 2.2 1.7 ( 11.3 ) [[ 23.3 ]] | ||
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