QUES: Q: The area west of London's city is characterized by what type of building?
A: Some areas of the city, particularly those just west of the centre, are characterised by white stucco or whitewashed buildings.
Does the answer answer the question?

ANS: yes

QUES: Q: How many metres apart are 181st Street's two subway stations?
A: The stations are about 500 metres (550 yd) from each other and are not connected.
Does the answer answer the question?

ANS: yes

QUES: Q: During what period was the Paleozoic era?
A: The Paleozoic spanned from roughly 541 to 252 million years ago (Ma) and is subdivided into six geologic periods; from oldest to youngest they are the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian.
Does the answer answer the question?

ANS: yes

QUES: Q: By how much did Dell cut it's margins when it cut its prices?
A: In 2006, Dell cut its prices in an effort to maintain its 19.2% market share.
Does the answer answer the question?

ANS:
no