After reading and analyzing a word problem, what is the name of the letter that represents an unknown?

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

Anature center offer 2 guided walks. the morning walk is 2/3 miles. the evening walk is 3/6 mile. which is shorter