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390 WorkRate |
Name : _________________ |
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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...) |
If Ann does a job in 7 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
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| 390 2 2.7 1.6 2 1.7 ( 10 ) 2.9 3.9 2.9 1.2 3.3 ( 14.2 ) [[ 24.2 ]] | ||
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