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994 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 7 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
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| 994 2.3 4.2 1.5 2.2 1.6 ( 11.8 ) 3.5 3.9 3.9 4.7 3.9 ( 19.9 ) [[ 31.7 ]] | ||
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