Christina's deductible loss on the sale of 70 shares is $0 and her basis in the 70 new shares is $4,340.
a. Her deductible loss will be $0 because no deductible loss.
b. Basis in the new shares
Loss=3,850-(8,400×70/140)
Loss=3,850-(8,400×0.5)
Loss=3,850-4,200
Loss=350
New shares basis =350+ 3,990
New shares basis =350+3,990
New shares basis =$4,340
Inconclusion Christina's deductible loss on the sale of 70 shares is $0 and her basis in the 70 new shares is $4,340.
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