instruction:
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.
question:
Question: If 375*s is a perfect square then s can be which of the following numbers?

 Option A: 21

 Option B: 35

 Option C: 54

 Option D: 15

 Option E: 150
answer:
Option D


question:
Question: What is the sum of all the numbers which divides 100 ?

 Option A: 408

 Option B: 102

 Option C: 816

 Option D: 916

 Option E: 416
answer:
Option A


question:
Question: The food in a camp lasts for 40 men for 40 days. If ten more men join, how many days will the food last?

 Option A: 40 days

 Option B: 20 days

 Option C: 32 days

 Option D: 50 days

 Option E: 45 days
answer:

Option C