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129 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 7 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...) |
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| 129 3.8 2.1 2.9 2.7 3.3 ( 14.8 ) 2.1 4.7 1.5 2.8 1.4 ( 12.5 ) [[ 27.3 ]] | ||
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