In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Q: Who played the boy in mad max 2?

A: Emil Minty
****
Q: In the united kingdom who picks the prime minister?

A: the reigning monarch appoints
****
Q: What is the meaning of schedule in pipes?

A:
non-dimensional number for wall thickness
****