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: p has $ 32 more than what q and r together would have had if both b and c had 1 / 6 of what p has. how much does p have ?
Options: a. $ 44, b. $ 48, c. $ 52, d. $ 56, e. $ 60

Answer: b

Question: Problem: how many prime numbers are between 76 / 8 and 124 / 5 ?
Options: a. 1, b. 2, c. 3, d. 4, e. 5

Answer: e

Question: Problem: the length of the bridge, which a train 130 metres long and travelling at 54 km / hr can cross in 30 seconds, is :
Options: a. 200 m, b. 225 m, c. 320 m, d. 250 m, e. 240 m

Answer:
c