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651 WorkRate |
Name : _________________ |
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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 8 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...) |
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| 651 3 1.7 2.9 1.6 4.2 ( 13.4 ) 1.6 1.9 3.1 2.2 5 ( 13.8 ) [[ 27.2 ]] | ||
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