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217 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 10 days, and Bob does it in 3 days, how long do they take together? (Nearest to the 10th...) |
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| 217 1 1.7 2.7 4.7 1.4 ( 11.5 ) 2.3 4.1 2.9 5 2.7 ( 17 ) [[ 28.5 ]] | ||
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