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157 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 4 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 4 days, and Bob does it in 6 days, how long do they take together? (Nearest to the 10th...) |
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| 157 2.9 1.5 2.5 4.7 3.7 ( 15.3 ) 2.4 2 3.1 1.6 1.4 ( 10.5 ) [[ 25.8 ]] | ||
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