Required information [The following information applies to the questions displayed below.) Christina, who is single, purchased 100 shares of Apple Inc. stock several years ago for $3,500. During her year-end tax planning, she decided to sell 50 shares of Apple for $1,500 on December 30. However, two weeks later, Apple introduced its latest iPhone, and she decided that she should buy the 50 shares (cost of $1,600) of Apple back before prices skyrocket. (Leave no answers blank. Enter zero if applicable.) b. Assume the same facts, except that Christina repurchased only 25 shares for $800. What is Christina's deductible loss on the sale of 50 shares? What is her basis in the 25 new shares? Deductible loss $ 1,750 X 1,750 X Basis $