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253 WorkRate |
Name : _________________ |
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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...) |
If Ann does a job in 6 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...) |
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| 253 1.7 1.7 2.5 3.1 3.8 ( 12.8 ) 1.5 3 3.8 4.4 1.6 ( 14.3 ) [[ 27.1 ]] | ||
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