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538 WorkRate |
Name : _________________ |
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If Ann does a job in 5 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 9 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
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| 538 2.7 3.4 1.2 2.7 2.4 ( 12.4 ) 4.2 2.2 1.7 2.2 1.6 ( 11.9 ) [[ 24.3 ]] | ||
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