In pool, what color is the 5-ball?

More Questions:

Who was Andre Agassi's greatest tennis rival in the 1990s?

In Japanese, what kind of common fish is "maguro"?

Which company was the first to offer a Valentine's Day chocolate box?

What was the very first Andrew Lloyd Webber musical to be adapted to film?

Which play was originally titled "Mistakes of a Night"?

Which is the only independent state smaller than Monaco?

Liberty Island is located in the harbor of what US city?

What sea does Slovenia have water access to?

What hormone enables women to have a sense of smell superior to men?

What other animal cartoon character made his screen debut as Porky Pig's nemesis in the 1937 short "Porky's Duck Hunt"?

What's the name of the flat, square prison that holds the Kryptonian criminals in the Superman movies?

Which classic TV show had a theme tune entitled "Quiz Wizard"?

What is the real name of the artist better known as Aphex Twin?

Whose 1939 nomination for the Nobel Peace Prize was retracted in February of that same year?

Who sang the songs "Bump n' Grind" and "She's Got That Vibe"?