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868 WorkRate |
Name : _________________ |
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If Ann does a job in 8 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 3 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
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| 868 3.4 4.4 1.5 1.3 3.1 ( 13.7 ) 2.1 1.2 1.6 2.5 2.9 ( 10.3 ) [[ 24 ]] | ||
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