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757 WorkRate |
Name : _________________ |
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If Ann does a job in 7 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 3 days, how long do they take together? (Nearest to the 10th...) |
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| 757 3.5 2.7 1.4 2.2 3.2 ( 13 ) 2.2 1 1.5 2.4 3.9 ( 11 ) [[ 24 ]] | ||
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