Can you help me with this problem? Thanks!

Problem 2. GDP comparison (2 points). In Thailand, prices (in Thai baht) and quantities in 2017 were: Pa Pb 9a 30 1 10 2a. What was nominal GDP in Thailand in 2017, expressed in baht. b. Suppose the exchange rate in 2017 was 25 baht per dollar. What was GDP in Thailand in 2017, expressed in US dollars at market exchange rates? c. What was GDP in Thailand in 2017 at PPP? What accounts for the difference between the market exchange rate measure and the PPP measure? d. What was the PPP exchange rate between the baht and the dollar