Please answer 11.8 and 11.9. I could really use HELP !

11.8 Bangkok Instruments, Ltd. (A). Bangkok Instruments, Ltd., the Thai subsidiary of a U.S. corporation, is a seismic instrument manufacturer. Bangkok Instruments manufactures the instruments primarily for the oil and gas industry globally-though with recent commodity price increases of all kinds including copper, its business has begun to grow rapidly. Sales are primarily to multinational companies based in the United States and Europe. Bangkok Instruments' balance sheet in thousands of Thai bahts (B) as of March 31 is as follows: Exchange rates for translating Siam Toy's balance sheet into U.S. dollars are: B40.00/\$ April 1st exchange rate after 25% devaluation. B30.00/\$ March 31 st exchange rate, before 25% devaluation. All inventory was acquired at this rate. B20.00/\$ Historic exchange rate at which plant and equipment were acquired. Using the data presented, assume that the Thai baht dropped in value from B30/\$ to B40/\$ between March 31st and April 1st. Assuming no change in balance sheet accounts between these two days, calculate the gain or loss from translation by both the current rate method and the temporal method. Explain the translation gain or loss in terms of changes in the value of exposed accounts. 11.9 Bangkok Instruments, Ltd. (B). Using the original data provided for Bangkok Instruments, assume that the Thai baht appreciated in value from B30/ $ to B25/$ between March 31 and April 1. Assuming no change in balance sheet accounts between those two days, calculate the gain or loss from translation by both the current rate method and the temporal method. Explain the translation gain or loss in terms of changes in the value of exposed accounts