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887 WorkRate |
Name : _________________ |
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If Ann does a job in 9 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 3 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...) |
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| 887 4.7 2.8 3 4.7 1.6 ( 16.8 ) 1.2 1.9 3.2 3.9 2.2 ( 12.4 ) [[ 29.2 ]] | ||
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