Assume that a Kuwaiti firm has just borrowed $$150$ million from a US bank that is to be repaid after one year with interest rate of $5\%.$ If the current ER is KD $0\mathrm{.}295.$ After one year, the ER became KD $0\mathrm{.}305/$S$.$ Was there a foreign exchange gain or loss? How much would be the gain $($or the loss$)?$