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433 WorkRate1 |
Name : _________________ |
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8 people can do a job in 8 days. How many days would it take if there were only 4 people? |
48 people can do a job in 8 days. How many days would it take if there were only 8 people? |
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| 433 16 21 42 56 54 ( 189 ) 48 21 32 36 21 ( 158 ) [[ 347 ]] | ||
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