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: Two numbers are in the ratio 3 : 4. If their L.C.M. is 72. what is sum of the numbers?

 Option A: 42

 Option B: 56

 Option C: 76

 Option D: 84

 Option E: 85
answer:
Option A


question:
Question: In a school of 450 boys, 44% of Muslims, 28% Hindus, 10% Sikhs and the remaining of other communities. How many belonged to the other communities?

 Option A: 72

 Option B: 75

 Option C: 80

 Option D: 81

 Option E: 90
answer:
Option D


question:
Question: Laura took out a charge account at the General Store and agreed to pay 7% simple annual interest. If she charges $35 on her account in January, how much will she owe a year later, assuming she does not make any additional charges or payments?

 Option A: $2.10

 Option B: $37.10

 Option C: $37.45

 Option D: $38.10

 Option E: $38.80
answer:

Option C