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130 WorkRate |
Name : _________________ |
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If Ann does a job in 10 days, and Bob does it in 2 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 4 days, and Bob does it in 5 days, how long do they take together? (Nearest to the 10th...) |
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| 130 1.7 1.4 3.7 1.2 1.6 ( 9.6 ) 2.2 2.7 4.2 2.2 2.5 ( 13.8 ) [[ 23.4 ]] | ||
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