Answer:
The price elasticity of demand is -10
Step-by-step explanation:
Given


Solving (a): The coefficient of price elasticity of demand (k)
This is calculated as:

So, we have:



<em>Because |k| > 0, then we can conclude that the company made a wise decision.</em>
3.78/6= 0.63
$0.63 per bottle
42(0.63)= $26.46
Y<span> = –2(</span>x<span> – 20)^2</span><span> + 6,000
Hope This Is Sufficient !!</span>
126 + 9x = 180
180 - 126 = 54
9x = 54
x = 6
mark me brainliest if the answer is correct , thank you in advance :)
divide 2 b 3
2 divided by 3 = 0.625
move decimal point 2 places to the right to turn to a percentage
0.625 = 62.5%