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190 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 4 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 5 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
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| 190 1.3 1.9 4.2 1.7 2.3 ( 11.4 ) 2.5 3.2 4.5 2.2 3.1 ( 15.5 ) [[ 26.9 ]] | ||
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