Answer: 18:6
Step-by-step explanation:
12c=22
6c=11
c=1 5/6
20c=33
c= 1 13/20
5/6 is about .83
13/20 is .65
12 chocolate bars for $22 is about $1.83 each
20 chocolate bars for $33 is $1.65 each
The 20 chocolate bars for $33 dollars has a better unit rate and is a better buy.
Is simply their difference,
<h3>Given Equation:-</h3>

<h3>Step by step expansion:</h3>



























36 I believe.....................