Parent uses the cost method. The following balances are known:

1/1/x1 Investment in Sub $8

1/1/x1 Retained Earnings (Parent) $400

1/1/x1 Retained Earnings (Sub) $180

x1 Sub's Earnings $115

x1 Sub's Dividends Declared and Paid $61

What is the balance in "Investment in Sub" under cost on 12/31/x1?

What would be the balance in "Investment in Sub" on 1/1/x1 in Parent used the equity method?

What would be the balance in "Investment in Sub" on 12/31/x1 in Parent used the equity method?