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511 WorkRate |
Name : _________________ |
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If Ann does a job in 5 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 6 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 511 3.3 3.6 3.4 2.1 4.2 ( 16.6 ) 3 3.1 1.6 2 3.2 ( 12.9 ) [[ 29.5 ]] | ||
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