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716 WorkRate |
Name : _________________ |
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If Ann does a job in 7 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 2 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
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| 716 3.9 4.4 2.2 2.7 1.6 ( 14.8 ) 1.7 2.9 2.4 3.2 4.2 ( 14.4 ) [[ 29.2 ]] | ||
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