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237 WorkRate1 |
Name : _________________ |
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10 people can do a job in 10 days. How many days would it take if there were only 2 people? |
4 people can do a job in 8 days. How many days would it take if there were only 2 people? |
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| 237 50 36 30 28 12 ( 156 ) 16 30 42 40 50 ( 178 ) [[ 334 ]] | ||
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