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174 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 5 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 174 3.3 3.4 4.5 1.7 2.4 ( 15.3 ) 2.7 4.5 4.7 1.9 3.1 ( 16.9 ) [[ 32.2 ]] | ||
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