May I ask for an explanation and solution to the question for a better understanding. Thank you! 6. Pierce Corporation has the following gross profits for 2018 and 2019: Sales - 2019 - P310,000; 2018 - P792,000. Cost of sales - 2019 - 480,000; 2018 - 464,000. Gross profit=2019 - P330,000: 2018 -P328,000. Sales price was 10% lower during 2019. The change in gross profit due to change in cost price must be: a. P39,680 F b. P47,290F c. P47,290 V d. P63,290 F e. P63,290 U