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254 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 6 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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| 254 1.5 2.5 4.7 2.2 1.4 ( 12.3 ) 3.2 1.4 1.7 2.9 3.7 ( 12.9 ) [[ 25.2 ]] | ||
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