298 WorkRate |
Name : _________________ |
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If Ann does a job in 3 days, and Bob does it in 7 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 6 days, and Bob does it in 8 days, how long do they take together? (Nearest to the 10th...) |
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298 2.1 2.8 2.3 2.7 1.6 ( 11.5 ) 3.4 2.4 2.9 3.8 4.2 ( 16.7 ) [[ 28.2 ]] | ||
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