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727 WorkRate |
Name : _________________ |
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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...) |
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...) |
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| 727 2.1 3.7 1.3 1.6 2.5 ( 11.2 ) 3.8 2.2 1.4 1.9 1.9 ( 11.2 ) [[ 22.4 ]] | ||
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