Erie Jewelers sells gold earrings. Its beginning inventory of Model $407$ gold earrings consisted of $130$ pairs of earrings at $$50$ per pair. Erie purchased two batches of Model $407$ earrings during the year. The first batch purchased consisted of $145$ pairs at $$53$ per pair; the second batch consisted of $195$ pairs at $$56$ per pair. During the year, Erie sold $345$ pairs of Model $407$ earrings.

Required

Determine the amount of product cost Erie would allocate to cost of goods sold and ending inventory assuming that Erie uses $($a$)$ FIFO, $($b$)$ LIFO, and $($c$)$ weighted average.