QUES: One wave of the population boom ended abruptly in the mid-1980s, as oil prices fell precipitously. The space industry also suffered in 1986 after the Space Shuttle Challenger disintegrated shortly after launch. There was a cutback in some activities for a period. In the late 1980s, the city's economy suffered from the nationwide recession. After the early 1990s recession, Houston made efforts to diversify its economy by focusing on aerospace and health care/biotechnology, and reduced its dependence on the petroleum industry. Since the increase of oil prices in the 2000s, the petroleum industry has again increased its share of the local economy.

In the 1990's, what is something Houston did to try not to diversify it's economy?
What is the answer?
ANS: unanswerable
QUES: In July 2007, the National Archives announced it would make its collection of Universal Newsreels from 1929 to 1967 available for purchase through CreateSpace, an Amazon.com subsidiary. During the announcement, Weinstein noted that the agreement would "... reap major benefits for the public-at-large and for the National Archives." Adding, "While the public can come to our College Park, MD research room to view films and even copy them at no charge, this new program will make our holdings much more accessible to millions of people who cannot travel to the Washington, DC area." The agreement also calls for CreateSpace partnership to provide the National Archives with digital reference and preservation copies of the films as part of NARA's preservation program.

Universal Newsreels dated from which year up to 1967 were made available through CreateSpace?
What is the answer?
ANS: 1929
QUES: On 3 November 2007, the Sichuan Transportation Bureau announced that the Sui-Yu Expressway was completed after three years of construction. After completion of the Chongqing section of the road, the 36.64 km (22.77 mi) expressway connected Cheng-Nan Expressway and formed the shortest expressway from Chengdu to Chongqing. The new expressway is 50 km (31 mi) shorter than the pre-existing road between Chengdu and Chongqing; thus journey time between the two cities was reduced by an hour, now taking two and a half hours. The Sui-Yu Expressway is a four lane overpass with a speed limit of 80 km/h (50 mph). The total investment was 1.045 billion yuan.

What is the speed limit on the Chengdu expressway?
What is the answer?
ANS:
unanswerable