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150 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
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...) |
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| 150 4.4 1 2.2 2.1 4.2 ( 13.9 ) 3.3 2 2.8 3.9 3.9 ( 15.9 ) [[ 29.8 ]] | ||
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