263 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 6 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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263 1.6 2.7 2.2 1.6 2.2 ( 10.3 ) 3.6 4.2 4.2 1.6 2.8 ( 16.4 ) [[ 26.7 ]] | ||
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