OG18-定量推理
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In a certain factory, hours worked by each employee in excess of 40 hours per week are overtime hours and are paid for at $$1\frac{1}{2}$$ times the employee's regular hourly pay rate. If an employee worked a total of 42 hours last week, how much was the employee's gross pay for the hours worked last week?(1) The employee's gross pay for overtime hours worked last week was $30.(2) The employee's gross pay for all hours worked last week was $30 more than for the previous week
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OG18-定量推理
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If x > 0, what is the value of $$x^{5}$$?(1) $$\sqrt{x}=32$$(2) $$x^{2}=2^{20}$$
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OG18-定量推理
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In the quilting pattern shown above, a small square has its vertices on the side of a larger square. What is the side length, in centimeters, of the larger square?(1) The side length iof the smaller square is 10 cm.(2) Each vertex of the small square cuts 1 side of the larger into 2 segments with length in the ratio of 1 : 2.
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OG18-定量推理
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Did Insurance Company K have more than $300 millioin in total net profits last year?(1) Last year Company K paid out $0.95 in claims for every dollar of premiums collected.(2) Last year Company K earned a total of $150 million in profits from the investment of accumulated surplus premiums from previous years.
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OG18-定量推理
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How many hours would it take Pump A and Pump B working together, each at its own constant rate, to empty a tank that was initially full?(1) Working alone at its constant rate, Pump A would empty the full tank in 4 hours 20 minutes.(2) Working alone, Pump B would empty the full tank at its constant rate of 72 liters per minute.
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OG18-定量推理
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What is the value of the integer N?(1) 101 < N < 103(2) 202 < 2N < 206
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OG18-定量推理
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Is zw positive?(1) $$z + w^{3} = 20$$(2) z is positive
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OG18-定量推理
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On the scale drawing of a certain house plan, if 1 centimeter represents x meters, what is the value of x?(1) A rectangular room that has a floor area of 12 square meters is represented by a region of area 48 square centimeters.(2) The 15-meter length of the house is represented by a segment 30 centimeters long.
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OG18-定量推理
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In the rectangular coordinate system above, if $$\bigtriangleup$$ OPQ and $$\bigtriangleup$$ QRS have equal area, what are the coorddinates of point R?(1) The coordinates of point P are (0,12).(2) OP = OQ and QS = RS.
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OG18-定量推理
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If y is greater than 110 percent of x, is y greater than 75?(1) x > 75(2) y - x = 10
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OG18-定量推理
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How much did credit-card fraud cost United States banks in year X to the nearest $10 million?(1) In year X , counterfeit cards and telephone and mail-order fraud accounted for 39 percent of the total amount that card fraud cost the banks .(2) In year X, stolen cards accounted for $158.4 million, or 16 percent , of fraud the total amount that creditcard cost the banks.
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OG18-定量推理
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What is the average (arithmetic mean ) of x and y?(1) The average of x and 2y is 10.(2) The average of 2x and 7y is 32.
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OG18-定量推理
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What is the value of $$\frac{r}{2} + \frac{s}{2}$$?(1) $$\frac{r +s}{2} = 5$$(2) r + s =10
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OG18-数学分册
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Is the positive integer n odd?(1) $$n^{2} + {(n+1)}^{2} + {(n+2)}^{2}$$ is even.(2) $$n^{2} - {(n+1)}^{2} - {(n+2)}^{2}$$ is even.
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OG18-定量推理
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For all x, the expression $$x^{*}$$ is defined to be ax + a, where a is a constant. What is the value of $$2^{*}?$$(1) $$3^{*} = 2$$ (2) $$5^{*} = 3$$
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OG18-定量推理
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Is k + m < 0?(1) k <0(2) km >0
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OG18-定量推理
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A retailer purchased a television set for x percent less than its list price, and then sold it for y percent less than its list price. What was the list price of the television set?(1) x = 15(2) x - y = 5
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OG18-定量推理
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If x and y are positive, is xy > x +y?(1) x < y(2) 2 < x
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OG18-定量推理
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What is the ratio of c to d?(1) The ratio of 3c to 3d is 3 to 4.(2) The ratio of c +3 to d + 3 is 4 to 5
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OG18-定量推理
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A certain dealership has a number of cars to be sold by its salespeople. How many cars are to be sold?(1) If each of the salespeople sells 4 of the cars, 23 cars will remain unsold.(2) If each of the salespeople sells 6 of the cars, 5 cars will remain unsold.
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