Answer:1. ₱24,00010. ₱3,000Step-by-step explanation:1. For the laptop: If 10% down payment is ₱2400, you can find the original price by dividing the down payment by 0.10:\text{Original Price} = \frac{2400}{0.10} = ₱24,0002. For the notebooks: If the discount is 5% and the discount amount is ₱150, you can find the original price by dividing the discount amount by 0.05:\text{Original Price} = \frac{150}{0.05} = ₱3,000So, the original price of the laptop is ₱24,000, and the original price of the notebooks is ₱3,000.