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题目： If x and y are different positive integers, what is the value of x?(1) x + y = 5(2) xy = 6

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题目： What is the value of x - y?(1) x + y = 12(2) x^{2} + x = 12

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题目： Lisa and Phillip are in a group of J employees. From this group of J employees, K will be selected, at random, to sit in a line of K chairs. There are absolutely no restrictions in either the selection process or the order of seating-both are entirely random. What is the probability that the employee Lisa is seated exactly next to employee Phillip? Statement #1: K = 15Statement #2: K = J

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题目： The lengths of the sides of triangle ABC are such that AB = x + 2, BC = x - 3, and AC = y - 1. Which angle in triangle ABC is the largest?(1) x - y = 1(2) y = 8

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题目： If line k in the xy-coordinate plane has the equation Ax + By = C, what is the slope of line k ?(1) A = 2B(2) C = 4B

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题目： Bill took 4 math tests, and each test received a score out of 100. What was Bill's average (arithmetic mean) score for all 4 tests?(1) Bill's first 3 tests received an average score of 50.(2) Bill's last 2 tests received an average score of 50.

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题目： Right now, a barrel of water is exactly 40% full of water. What is the volume of the barrel?Statement #1: If the water in the barrel right now were increased by 25%, then the barrel would be exactly half full.Statement #2: If a volume of water equal to half of what is in the barrel right now were added to the barrel, the empty space left in the barrel then would equal the volume of the water now.

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题目：

According to the passage, which of the following was true of relations between the federal government and Native American tribes?

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题目：

The author uses the adjective "precious" in the sixth sentence of the first paragraph most likely to emphasize that

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题目： The primary purpose of the passage is to

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题目：

The passage implies that a mature female desert tortoise

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题目： The primary purpose of the passage is to

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题目：

Which of the following statements regarding a high level of alpha-synuclein is supported by the passage?

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题目：

According to the passage, which of the following represents the chronology of a typical protein life in a healthy yeast cell?

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题目：

For what purpose does the author include the second sentence of the passage?