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665 WorkRate |
Name : _________________ |
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If Ann does a job in 6 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 10 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...) |
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| 665 3.8 2.9 2.5 4.2 1.9 ( 15.3 ) 2.3 3.9 3.1 3.3 1.7 ( 14.3 ) [[ 29.6 ]] | ||
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