10% after subtracting expenses that were necessary to earn the money (e.g. to sell a cake, you have to buy ingredients, subtract the cost of ingredients. Or, to get to the office you have to take the bus. Subtract the cost of the bus ticket).
10% after subtracting expenses that were necessary to earn the money (e.g. to sell a cake, you have to buy ingredients, subtract the cost of ingredients. Or, to get to the office you have to take the bus. Subtract the cost of the bus ticket).