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933 WorkRate |
Name : _________________ |
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If Ann does a job in 9 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 8 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
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| 933 3.9 4.4 4.1 2.5 2.2 ( 17.1 ) 3.7 1.6 1.6 2.7 3.2 ( 12.8 ) [[ 29.9 ]] | ||
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