The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: what decimal fraction is 90 ml of a litre ?

Output: . 09


Input: Consider Input: Problem: 20 percent of country y ' s yearly exports come from fruit exports . one - sixth of all fruit exports from country y are orange exports . if country y generates $ 4.25 million from its orange exports , how much money does it generate from its yearly total of exports ?

Output: $ 127.5 m


Input: Consider Input: Problem: sophia finished 2 / 3 of a book . she calculated that she finished 30 more pages than she has yet to read . how long is her book ?


Output: a ) 90