You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

Ex Input:
Question: There are 9 executives, including the CEO and CFO, that are asked to form a small team of 5 members. However, the CEO and CFO may not both be assigned to the team. Given this constraint, how many ways are there to form the team?

 Option A: 85

 Option B: 87

 Option C: 89

 Option D: 91

 Option E: 93

Ex Output:
Option D


Ex Input:
Question: In a test, sixty percent students passed in Maths and 65% in History, 40% passed in both of these subjects. If 90 students failed in maths and history both, then what is the total number of students?

 Option A: 600

 Option B: 650

 Option C: 700

 Option D: 750

 Option E: None of these

Ex Output:
Option A


Ex Input:
Question: A candidate appearing for an examination has to secure 55% marks to pass paper I. But he secured only 45 marks and failed by 25 marks. What is the maximum mark for paper I?

 Option A: 127

 Option B: 120

 Option C: 130

 Option D: 140

 Option E: 150

Ex Output:

Option A