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479 WorkRate |
Name : _________________ |
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If Ann does a job in 5 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 3 days, how long do they take together? (Nearest to the 10th...) |
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| 479 2.9 3.4 4.1 3.2 3.6 ( 17.2 ) 1.2 3.2 4.1 4.7 1.7 ( 14.9 ) [[ 32.1 ]] | ||
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