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591 WorkRate |
Name : _________________ |
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If Ann does a job in 6 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 9 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
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| 591 3.4 3.9 1.7 2.4 2.9 ( 14.3 ) 4.5 2.8 2.8 3.6 3.7 ( 17.4 ) [[ 31.7 ]] | ||
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