704 WorkRate |
Name : _________________ |
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If Ann does a job in 7 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 4 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
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704 4.1 1.7 2.5 1.6 4 ( 13.9 ) 2.9 1.9 2.7 3.7 3.8 ( 15 ) [[ 28.9 ]] | ||
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