In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to determine which two sentences need to be swapped sentences in order to make a story that makes complete sense and is befittingly titled. Indicate your answer using the numbers of the two sentences in order, such as '34' or '25'. The first digit refers to the sentence which should come first in the story.

Title: No Head Phones. Sentence 1: Tania was walking to school one day. Sentence 2: It took a week to save up for replacement headphones. Sentence 3: She tried for a while to fix the cord. Sentence 4: Nothing would work though and she had to give up. Sentence 5: Suddenly the sound in her headphones cut out.
25