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318 WorkRate |
Name : _________________ |
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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 5 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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| 318 1.9 2.5 3.4 1.7 1.2 ( 10.7 ) 3.2 1.6 3.9 1 3.2 ( 12.9 ) [[ 23.6 ]] | ||
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