991 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 4 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 9 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
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991 2.9 2.9 4 1.2 3.5 ( 14.5 ) 3.2 4.2 2.4 2.9 1.3 ( 14 ) [[ 28.5 ]] | ||
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