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508 WorkRate |
Name : _________________ |
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If Ann does a job in 5 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 8 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
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| 508 3.2 3.8 1.7 3.5 2.7 ( 14.9 ) 4.4 3.1 2.2 2.5 1.7 ( 13.9 ) [[ 28.8 ]] | ||
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