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615 WorkRate |
Name : _________________ |
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If Ann does a job in 6 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 3 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 615 3.8 1.6 1.6 1.2 1.7 ( 9.9 ) 2 3.9 2.7 2.5 2.7 ( 13.8 ) [[ 23.7 ]] | ||
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