The question of who could win such an unusual contest is difficult to answer.

CNN: Rand Paul vs. Hillary Clinton, clash of titans

Though there are signs of change, it is difficult to answer those questions with an overwhelming yes.

CNN: MONEY & INVESTING

How many of the tea bags will be need for a family per day is difficult to answer... it has to be very, very cheap.

CNN: Nanotech and 'tea bag' to clean up drinking water

The fourth and ultimate question, nevertheless, is considerably more difficult to answer.

CNN: Sen. Gorton's closed-door impeachment statement

This is a surprisingly difficult question to answer.

FORBES: Occupy Wall Street: One Man's Thoughts

Now this is probably the most difficult and controversial question to answer, but it is a valuable argument worth thinking about.

CNN: Why we made a car for blind drivers

McPhee, like any good defense attorney, is trying to make a case for her client but the government is making it difficult and did not provide an answer to which texts they found most offensive.

FORBES: Former BP Engineer Kurt Mix Asks For Charges Against Him To Be Dismissed

For Aristotle, there is one answer to a difficult question.

CNN: Dilemma for Greek youth: Fight or flee

The more difficult question to answer is whether the surge is the start of a long-term bull market or simply yet another bear-market rally, like those Japan enjoyed in the 1990s.

ECONOMIST: The rally in financial markets: Liquid fuel | The

The answer is not difficult to find.

CNN: HOLD TO THE COMMON LAW

Even finding someone knowledgeable at either agency to answer a telephone inquiry is difficult, to say the least.

FORBES: Secrets of the DOL and PBGC: What Happens When Pensions are Taken Over by the Government? (July 5, 2005)

What will be difficult for the company to answer is, why is nearly everywhere else in London deemed suitable for a tunnel and not Ealing?

BBC: Ealing battles to get HS2 to go underground

At the end of the day, it is difficult to see where either side has put forth a definitive answer on this topic.

FORBES: The Minimum Wage Fight-Ground Zero In The Clash Of Conservative vs. Progressive America

And so the difficult job in open cases where there is no clear answer is to take those values in this document, which all Americans hold, which do not change, and to apply them to a world that is ever changing.

FORBES: Is The Right To Privacy Dead?

That's why I think it is important that there's a clear legal base, it is important that there is support within the region, but critically that politicians continue to answer and ask the difficult questions.

BBC: Transcript of Douglas Alexander interview

"Bringing in more complication to the tax code, another difficult tax provision for the IRS to administer, and dubious tax policy at best is not the answer, " Zerbe said.

FORBES: Obama's Tax Choices

So this is -- these are difficult policy challenges, and anybody who says that there's an easy answer to doing something about it right away is just not telling the truth.

WHITEHOUSE: Press Briefing by Deputy Press Secretary Josh Earnest

Whether its bifurcation or rolling the ball back I don't know what the answer is, but the environmental question is really the one that is difficult for the manufacturers to refute.

WSJ: Rory McIlroy, Nike Hoping for Long-Term Benefit

The one answer I will not settle for is the idea that this challenge is too big and too difficult to meet.

FORBES: Obama's Oil Spill Speech: Full Text

The one answer I will not settle for is the idea that this challenge is somehow too big and too difficult to meet.

WHITEHOUSE: President Obama��s Oval Office Address on BP Oil Spill & Energy | The White House