? A opened a restaurant capital insufficient to contribute 50,000 to discuss letting B capital 30,000 into the dry shares but B is not involved in the store any matter. How to calculate the cost and profit sharing This is a good solution, the daily income in addition to rent, taxes, materials and other expenses, but also to remove the main A's salary (salary reference to the same industry and other equivalent personnel), the remaining money in accordance with the proportion of the dividend, of course, business has a profit and loss, the loss of both parties in proportion to the equal share. The key is to do business in partnership to be open and honest, who can not hide.