1. Barbershop earned 60,000 pesos in April, with expenses of 31,000 pesos, resulting in a net income of 29,000 pesos
2. Grocery store earned 225,000 pesos in April, with cost of goods sold at 160,000 pesos and operating expenses of 35,000 pesos, resulting in a net income of 65,000 pesos
3. Car manufacturing company sold two cars totaling 3 million pesos in April, with production costs of 1.5 million pesos and operating expenses of 80,000 pesos, resulting in a net income of 1,420,000 pesos