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413 WorkRate |
Name : _________________ |
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If Ann does a job in 4 days, and Bob does it in 4 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 7 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 413 2 2.9 1.7 2.5 1.4 ( 10.5 ) 3.2 2 1 1 3.3 ( 10.5 ) [[ 21 ]] | ||
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