Solve the problem. Round your answer to the nearest tenth, if necessary.Working together, Rick and Juanita can complete a job in 6 hr. It would take Rick 9 hr longer than Juanita to do the job alone. How long would it take Juanita alone?
A. 6 hr
B. 9 hr
C. 3 hr
D. 15 hr
Answer: B
Mathematics
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