Problem: The city's population in 2010 was 44% white (33.3% non-Hispanic white), 25.5% black (23% non-Hispanic black), 0.7% Native American, and 12.7% Asian. Hispanics of any race represented 28.6% of the population, while Asians constituted the fastest-growing segment of the city's population between 2000 and 2010; the non-Hispanic white population declined 3 percent, the smallest recorded decline in decades; and for the first time since the Civil War, the number of blacks declined over a decade.
By what percentage did the non-Hispanic white population decrease?
The answer is the following: 3

Problem: The earliest Mahayana sutras to include the very first versions of the Prajnaparamita genre, along with texts concerning Aksobhya Buddha, which were probably written down in the 1st century BCE in the south of India. Guang Xing states, "Several scholars have suggested that the Prajnaparamita probably developed among the Mahasamghikas in southern India, in the Andhra country, on the Krsna River." A.K. Warder believes that "the Mahayana originated in the south of India and almost certainly in the Andhra country."
Texts concerning Aksobhya Buddha were written down in what century?
The answer is the following: 1st century BCE

Problem: Scientific and technological research activities in Portugal are mainly conducted within a network of R&D units belonging to public universities and state-managed autonomous research institutions like the INETI Instituto Nacional de Engenharia, Tecnologia e Inovacao and the INRB Instituto Nacional dos Recursos Biologicos. The funding and management of this research system is mainly conducted under the authority of the Ministry of Science, Technology and Higher Education (MCTES) itself and the MCTES's Fundacao para a Ciencia e Tecnologia (FCT). The largest R&D units of the public universities by volume of research grants and peer-reviewed publications, include biosciences research institutions like the Instituto de Medicina Molecular, the Centre for Neuroscience and Cell Biology, the IPATIMUP, the Instituto de Biologia Molecular e Celular and the Abel Salazar Biomedical Sciences Institute.
In what type of network are most scientific research studies conducted in Portugal?
The answer is the following: R&D units belonging to public universities and state-managed autonomous research institutions

Problem: In 1955 American nuclear arms policy became one aimed primarily at arms control as opposed to disarmament. The failure of negotiations over arms until 1955 was due mainly to the refusal of the Russians to permit any sort of inspections. In talks located in London that year, they expressed a willingness to discuss inspections; the tables were then turned on Eisenhower, when he responded with an unwillingness on the part of the U.S. to permit inspections. In May of that year the Russians agreed to sign a treaty giving independence to Austria, and paved the way for a Geneva summit with the U.S., U.K. and France. At the Geneva Conference Eisenhower presented a proposal called "Open Skies" to facilitate disarmament, which included plans for Russia and the U.S. to provide mutual access to each other's skies for open surveillance of military infrastructure. Russian leader Nikita Khrushchev dismissed the proposal out of hand.
What was the plan Eisenhower presented at the Geneva Conference called?
The answer is the following:
Open Skies