Multiple Choice
Georgina consumes only grapefruits and pineapples. Her utility function is U(x, y) = x2y8, where x is the number of grapefruits consumed and y is the number of pineapples consumed. Georgina's income is $105, and the prices of grapefruits and pineapples are $1 and $3, respectively. How many grapefruits will she consume?
A) 10.5
B) 7
C) 63
D) 21
E) None of the above.
Correct Answer:

Verified
Correct Answer:
Verified
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