Respuesta :

rajsvm02
" 9n " represents “the train traveled nine times as far on Tuesday as on Monday.
Hey there,

For this question i would say;

B: 9n

As 9n is 9 x n. And assuming n is Tuesday.

This can also mean the train traveled 9 x as far on Tuesday as it did on Monday.

I do hope this helps!
Brainliest is always appreciated if you feel its deserved!