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578 WorkRate |
Name : _________________ |
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If Ann does a job in 6 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 2 days, how long do they take together? (Nearest to the 10th...) |
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| 578 3 3.5 4.4 1.7 4.1 ( 16.7 ) 1.6 3.2 1.5 2 2.1 ( 10.4 ) [[ 27.1 ]] | ||
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