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453 WorkRate |
Name : _________________ |
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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 5 days, how long do they take together? (Nearest to the 10th...) |
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| 453 1.7 2.7 1.6 1.5 1.7 ( 9.2 ) 3.1 3.9 2.2 1.2 2.9 ( 13.3 ) [[ 22.5 ]] | ||
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