List S consists of the positive integers that are multiples of 9 and are less than 100. What is the median of the integers in S ?
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For positive integers a and b, the remainder when a is divided by b is equal to the remainder when b is divided by a. Which of the following could be a value of ab ? I. 24 II. 30III. 36
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If x – y = R and xy = S, then (x – 2)(y + 2) =
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If x = and y = , what is the value of the expression ?
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For what value of x between –4 and 4, inclusive, is the value of x2 – 10x + 16 the greatest?
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The toll T, in dollars, for a truck using a certain bridge is given by the formula T = 1.50 + 0.50(x – 2), where x is the number of axles on the truck. What is the toll for an 18-wheel truck that has 2 wheels on its front axle and 4 wheels on each of its other axles?
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A grocer has 400 pounds of coffee in stock, 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight, of the grocer’s stock of coffee is decaffeinated?
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Point X lies on side BC of rectangle ABCD, which has length 12 and width 8. What is the area of triangular region AXD ?
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Which of the following represent positive numbers?I. –3 – (–5) II. (–3)(–5) III. –5 – (–3)
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A company sells radios for $15.00 each. It costs the company $14.00 per radio to produce 1,000 radios and $13.50 per radio to produce 2,000 radios. How much greater will the company’s gross profit be from the production and sale of 2,000 radios than from the production and sale of 1,000 radios?
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Mary Wollstonecraft’s A Vindication of the Rights of Woman (1792) was unprecedented in its firsthand accounts of the indignities suffered by women and because it was eloquent and passionate in exposing and criticizing these indignities.
Over the course of the eighteenth century, the average output of ironwork tripled as a result of several improvements in blowing machinery and because coal replaced charcoal as the fuel used in the smelting of iron ore.
【OG20-P179-215题】0.999999991.0001 −0.999999911.0003 =
The author of the passage asserts that "the real GDP is almost always higher than ever before" (see highlighted text) most probably in order to
The passage suggests which of the following about the "women's advocates and women statisticians" mentioned in the highlighted text?
The passage is primarily concerned with
The author of the passage would be most likely to agree with which of the following statements about Ketcham?
A proposed change to federal income tax laws would eliminate deductions from taxable income for donations a taxpayer has made to charitable and educational institutions. If this change were adopted, wealthy individuals would no longer be permitted such deductions. Therefore, many charitable and educational institutions would have to reduce services, and some would have to close their doors.The argument above assumes which of the following?
Research during the past several decades on the nature of language and the processes that produce and make it understandable has revealed great complexity instead of underlying simplicity.
PhishCo runs a number of farms in the arid province of Nufa, depending largely on irrigation. Now, as part of a plan to efficiently increase the farms` total production, it plans to drill down to an aquifer containing warm, slightly salty water that will be used to raise fish in ponds. The water from the ponds will later be used to supplement piped-in irrigation water for PhishCo`s vegetable fields, and the ponds and accompanying vegetation should help reduce the heat in the area of the farms.Which of the following would, if true, most strongly suggest that the plan, if implemented, would increase the overall efficiency of PhishCo`s farms?