charleston company purchases $180,000 of inventory during the period and sells $54,000 of it for $90,000. beginning of the period inventory was $9,000. what is the company’s inventory balance to be reported on its balance sheet at year end?

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.