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Solve the Rational Inequality 800yd2800 \mathrm { yd } ^ { 2 }

Question 181

Multiple Choice

Solve the rational inequality. Write the solution set in interval notation.
-A rectangular enclosure must have an area of at least 800yd2800 \mathrm { yd } ^ { 2 } . If 180 yd of fencing is to be used, and the width cannot exceed the length, within what limits must the width of the enclosure lie?


A) 10≤w≤8010 \leq w \leq 80
B) 0≤w≤100 \leq w \leq 10
C) 45≤w≤8045 \leq w \leq 80
D) 10≤w≤4510 \leq w \leq 45

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