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607 WorkRate |
Name : _________________ |
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If Ann does a job in 6 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 9 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
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| 607 3.2 2.2 1.6 3.1 3.8 ( 13.9 ) 4.2 1.4 1.6 3.2 2.1 ( 12.5 ) [[ 26.4 ]] | ||
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