Based on the fact that Lucinda has only $36 to spend, the number of kewpie dolls and beanie babies she would buy if she was rational are:
Lucinda would buy according to her marginal benefit at the price that is being quoted for the dolls.
At $12, she has a marginal benefit of 2 for Kewpie dolls so she'll buy two of those. She also has a marginal benefit of 1 for the beanie babies and so would buy only one of those.
Find out more on the rational actions of Lucinda at https://brainly.com/question/5006210.
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