762  WorkRate
Together, how long? 1

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If Ann does a job in 7 days, and Bob does it in 2 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 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 10 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 10 days, how long do they take together? (Nearest to the 10th...)



If Ann does a job in 2 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...)



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



If Ann does a job in 6 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...)



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



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...)



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762    1.6 1.7 3.8 4.7 1.7 ( 13.5 )   1.2 3 3.2 1.6 1.6 ( 10.6 )   [[ 24.1 ]]