274 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 6 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
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274 1.4 2.5 2.7 4.5 1.4 ( 12.5 ) 3.2 4.1 3.1 3.3 1.7 ( 15.4 ) [[ 27.9 ]] | ||
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