The tape diagram models the length of two snowboarding trails. Rhe expert trail is 1200 meters long. How long is the beginner trail

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?

Iam not sure , but probably 750 or 7.5

The second and fourth answer are correct