TASK DEFINITION: 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.
PROBLEM: Question: The number which exceeds 16% of it by 42 is?

Option A: 50

Option B: 25

Option C: 52

Option D: 58

Option E: 60

SOLUTION: Option A

PROBLEM: Question: The average of first seven prime numbers which are between 30 and 70 is

Option A: 35.4

Option B: 42

Option C: 44.4

Option D: 57

Option E: 67

SOLUTION: Option C

PROBLEM: Question: The cost of 16 pens and 8 pencils is Rs.352 and the cost of 4 pens and 4 pencils is Rs.96. Find the cost of each pen?

Option A: 11

Option B: 27

Option C: 21

Option D: 92

Option E: 20

SOLUTION:
Option E