SOLUTION
[tex]\begin{gathered} 9\text{ small boxes cost \$180} \\ 1\text{ small box will cost }\frac{180}{9}=\text{ \$20} \end{gathered}[/tex]1 small box of mixed organic vegetables will cost $20.
To get the cost of 20 small boxes and how much more it will cost compared to
1 small box will be:
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