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394 WorkRate |
Name : _________________ |
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If Ann does a job in 4 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 7 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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| 394 2.2 2.8 2.9 2.9 1.6 ( 12.4 ) 3.9 2.5 1.3 1.4 3.9 ( 13 ) [[ 25.4 ]] | ||
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