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105 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 9 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
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| 105 4.4 1.7 2.7 2.1 4.2 ( 15.1 ) 4.7 3.1 2 3.6 1.6 ( 15 ) [[ 30.1 ]] | ||
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