The word used in a compound form in a metaphorical meaning during the period of Old Norse and Anglo Saxon is known as kenning. In other words it is a combination of two words to create a metaphorical meaning. It provides added layer of beauty in a sentence apart from simile and metaphor. Hence, literary term used in sword-feast is kenning.
Answer: the answer is 240=3c. So then when you divide, they spent 80$ per night. And to check your work, multiply 80 by the amount of nights they stayed. Should get $240