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GMAT数学考试常见题型的解题技巧有哪些呢?以下将为大家深入分析GMAT数学考试常见题型的解题策略和技巧，希望能够为考生备战GMAT数学考试带来帮助。 50. 4230-!-item-!-187;#058003784 A construction company was paid a total of $500,000 for a construction project. The companys only costs for the project were for labor and materials. Was the companys profit for the project greater than $150,000 ? The companys total cost was three times its cost for materials. The companys profit was greater than its cost for labor. 【答案】C 53. 4392-!-item-!-187;#058003851 If wx = y, what is the value of xy ? wx2 = 16 y = 4 【答案】A 64. 5320-!-item-!-187;#058004563 Are at least 10 percent of the people in Country X who are 65 years old or older employed? In Country X, 11.3 percent of the population is 65 years old or older. In Country X, of the population 65 years old or older, 20 percent of the men and 10 percent of the women are employed. 【答案】B 81. 7301-!-item-!-187;#058005482 In the figure above, what is the ratio The perimeter of rectangle KLMN is 30 meters. | 
