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Solve the Problem 131hr\frac { 1 } { 31 } \mathrm { hr }

Question 483

Multiple Choice

Solve the problem.
-An experienced accountant can prepare a tax return in 13 hours. A novice accountant can do the job in 18 hours. How long will it take them to do the job working together?


A) 131hr\frac { 1 } { 31 } \mathrm { hr }
B) 23431hr\frac { 234 } { 31 } \mathrm { hr }
C) 1234hr\frac { 1 } { 234 } \mathrm { hr }
D) 2345hr\frac { 234 } { 5 } \mathrm { hr }

Correct Answer:

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