Answer: 105 minutes
Step-by-step explanation:
Step-by-step explanation:
<h3>a. </h3>




<h2>______________</h2>
<h3>B. </h3>




<h2>______________</h2>
<h3>C. </h3>




<h2>______________</h2>
<h3>D. </h3>



<h2>______________</h2>
<h3>E. </h3>




You need to solve the following equation:
-0.5x^2 +36x -161 = 451
Set right side to 0
-0.5x^2 +36x -612 = 0
Multiply by -2 to get rid of decimal and leading neg coefficient.
x^2 -72x + 1224 = 0
Use quadratic formula:
a = 1, b = -72, c = 1224

Therefore the min price to have 451 profit is $27.51
I have this same question can someone help, please?