Asalesman made a trip of 350 miles by bus and train. he traveled 2 hours by bus and 4 hours by train. if the train averaged 20 mph more than the bus, find the rate of each.

the correct answer is the second option

answer: there are x+184 pages in olivia's book.

step-by-step explanation:

let the total number of pages in the book which olive has already read be x.

then if olive has 184 pages left to read, then the total number of pages are in olive's book= pages she has read+pages she has left to read

therefore, the total number of pages in olivia's book=

hence, there are x+184 pages in olivia's book.