Randy has the utility function U (3 11;) 2 {13(3; + l). The price of a: is $2 and the price of y is $1. Income is $10. a. How much a: does Randy demand? How much 3;? b. If his income doubles and prices stay unchanged, will Randy's demand for both goods double? c. If Randy chooses the bundle (ac: y) = (33 4), what level of utility does he get