154 WorkRate1 |
Name : _________________ |
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63 people can do a job in 8 days. How many days would it take if there were only 9 people? |
24 people can do a job in 10 days. How many days would it take if there were only 6 people? |
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154 56 16 12 21 48 ( 153 ) 40 42 15 44 16 ( 157 ) [[ 310 ]] | ||
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