The math test questions for the senior high school entrance examination in Yangzhou are given by Yangzhou Education Bureau. According to the inquiry of Yangzhou Education Network, the math test questions of Yangzhou senior high school entrance examination were given by Yangzhou Education Bureau, and the test questions were randomly selected, so it is impossible to determine who gave the questions. Under normal circumstances, the mathematics test questions for the senior high school entrance examination are organized by the Provincial Education Examinations Institute, and the municipal education examinations institutes will formulate test papers according to certain standards and methods according to the examination arrangements of the Provincial Education Examinations Institute, and finally randomly select test questions to ensure fairness, justice and rigor of the test papers.