Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
--------
Question: Problem: if ( 2 ^ 16 ) ( 25 ^ s ) = 5 ( 10 ^ m ) what is the value of m ?
Options: a. 7, b. 8, c. 15, d. 16, e. 23

Answer: d


Question: Problem: if 5 a = 3125, then the value of 5 ( a - 3 ) is :
Options: a. 25, b. 125, c. 625, d. 1625, e. none of these

Answer: a


Question: Problem: an error 3 % in excess is made while measuring the side of a square. the percentage of error in the calculated area of the square is
Options: a. 6.04 %, b. 6.14 %, c. 6.23 %, d. 6.26 %, e. 6.09 %

Answer:
e