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756 WorkRate |
Name : _________________ |
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If Ann does a job in 7 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 7 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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| 756 3.7 2.8 2.3 2.7 1.6 ( 13.1 ) 3.9 1.3 2.1 3 2.7 ( 13 ) [[ 26.1 ]] | ||
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