Xavier and Yolanda have original investments of $50,000 and $100,000 respectively in a partnership. The articles of partnership include the following provisions regarding the division of net income: interest on original investment at 10%, salary allowances of $38,000 and $28,000 respectively, and the remainder equally. How much of the net income of $75,000 is allocated to Xavier?

a. $35,000

b. $66,000

c. $40,000

d. $43,000