770 WorkRate |
Name : _________________ |
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If Ann does a job in 7 days, and Bob does it in 2 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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770 1.6 3.5 3.8 4.7 3.2 ( 16.8 ) 2.1 3 3 3.6 3.5 ( 15.2 ) [[ 32 ]] | ||
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