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261 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 2 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
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| 261 1.6 4 1.6 3.2 1.6 ( 12 ) 1.6 1.5 2.3 2.7 2.7 ( 10.8 ) [[ 22.8 ]] | ||
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