955  WorkRate
Together, how long? 1

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If Ann does a job in 9 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 6 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 3 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 3 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...)



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 4 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 8 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 8 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 8 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 2 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...)



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955    1.6 2 1.9 2.2 2.9 ( 10.6 )   1.7 3.4 3.4 4.2 1 ( 13.7 )   [[ 24.3 ]]