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981 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...) |
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...) |
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| 981 2.3 1.3 3.4 2.3 1.6 ( 10.9 ) 2 2.5 3.9 1.6 2.1 ( 12.1 ) [[ 23 ]] | ||
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