Question
Solve each problem.A chef can finish a catering job in 6 hr. His student can do the same job in $12 \mathrm{hr}$. How long will it take them to do the job if they work together?
Step 1
Step 1: Let's denote the time it takes for them to finish the job together as $X$. Show more…
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Solve each problem. See Example 8. A chef can finish a catering job in $6 \mathrm{hr}$. His student can do the same job in $12 \mathrm{hr}$. How long will it take them to do the job if they work together?
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A chef can finish a catering job in 6hr. His student can do the same job in 12 hr. How long will it take them to do the job if they work together?
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