4. There are two types of individuals. 10 individuals (type A) have the utility function U=x2/3y1/3 and the other 10 (type B) have the utility function U=x1/3y2/3. Further suppose that income for both type A and B individuals is 30, price of good x is 2 and the price of good y is 1. What is the quantity demanded for good y?
a. 200
b. 300
c. 400
d. 500
e. 600
4. There are two types of individuals. 10 individuals (type A) have the utility function U=x2/3y1/3...