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186 WorkRate |
Name : _________________ |
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If Ann does a job in 2 days, and Bob does it in 4 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 10 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 186 1.3 1.9 4.2 2.2 2.2 ( 11.8 ) 3.8 3.2 4.5 2.2 3.1 ( 16.8 ) [[ 28.6 ]] | ||
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