Answer: b. $180,000
Explanation:
Profit should be allocated according to capital account balances. Marnie's capital account proportion is:
= 15,000 / (25,000 + 15,000 + 10,000)
= 15,000 / 50,000
= 30%
If the profit is $600,000, Marnie's share is:
= 30% * 600,000
= $180,000