An Efficiency Consultant Determines That When New Workers Are Hired $N ( x ) = \frac { \sqrt { 5.3 x ^ { 2 } + 50 x + 14 } } { 0.1 x + 0.8 }$

question 7

Multiple Choice

An efficiency consultant determines that when new workers are hired to wait tables at an upscale restaurant,the average number of tables they can wait on in a 6 hour shift is given by $N ( x ) = \frac { \sqrt { 5.3 x ^ { 2 } + 50 x + 14 } } { 0.1 x + 0.8 }$ where x is the number of shifts they've worked since being hired.What happens to an average waiter's productivity in the long run (as $x \rightarrow \infty$ ) ?

• A)It approaches 53 tables per shift.
• B)It increases without bound.
• C)It approaches 23 tables per shift.
• D)It approaches 14 tables per shift.

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