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题目： In June 1989, what was the ratio of the number of sales transactions made by Salesperson X to the number of sales transactions made by Salesperson Y?(1) In June 1989, Salesperson X made 50 percent more sales transactions than Salesperson Y did in May 1989.(2) In June 1989, Salesperson Y made 25 percent more sales transactions than in May 1989.

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题目： If line k in the xy-plane has equation y = mx + b, where m and b are constants, what is the slope of k ?(1)k is parallel to the line with equation y = (1 - m)x + b + 1.(2)k intersects the line with equation y = 2x + 3 at the point (2,7).

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题目： If $$\frac{3}{4} $$of the number of women working at Company X is equal to $$\frac{2}{3}$$ of the number of men, what fraction of the employees at Company X are women?

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题目： If$$ 8^{n+1} + 8^{n} = 36$$, then n =

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题目： The system of equations has how many solutions?3x - 6y = 92y - x - 3 = 0

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题目： What is the perimeter of ABCDE?

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题目： $$If{{8-x}\over{x+1}} = x, then x^{2} + 2x - 3 =$$

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题目： If f(x) = $$12-{x^{2}\over{2}}$$and f(2k) = 2k, what is one possible value for k?

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题目： In the coordinate system above, which of the following could be the equation of line p?

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题目： $$If 2^{2n} + 2^{2n} + 2^{2n} + 2^{2n} = 4^{24}$$, then n =

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题目： If the average (arithmetic mean) of seven consecutive integers is k + 2, then the product of the greatest and least integer is

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题目： On a certain multiple-choice test, 9 points are awarded for each correct answer, and 7 points are deducted for each incorrect or unanswered question. Sally received a total score of 0 points on the test. If the test has fewer than 30 questions, how many questions are on the test?

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题目： $$5\sqrt{2}$$ percent of $${{1}\over\sqrt{200}}$$=

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题目： If∠CFD=85° , then what is the value of x?Note: Figure not drawn to scale

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题目： If the average (arithmetic mean) of x, y and 15 is 9, and the average of x, 2y and 2 is 7, then y =