please help. I don't know this. I've been studying it but I just can't understand the topic.

Compute the economy's GDP using the expenditure approach. Assume that all transactions are C G X-M X M 2019. GDP = 1. A warehouse worth P650M was constructed due to unexpected increased of supply of tomatoes with an average lifespan of 10 years. The warehouse is already existing for five years, how much is the net worth of the Total warehouse? 2. Hector spent P70,000 monthly for his car maintenance. 3. Maddox Purchased a house and lot at Forbes Park for his family worth P50M. 4. KFC purchased chicken from Robina farm to make chicken burger worth P200,000 5. Gorgeousleny purchased kitchen appliances amounting to P150,000. 6. Philippines sold 200 metric tons of rice to Thailand worth $75M. EXCHANGE RATE: 54.50