Paint needs to be thinned to a ratio of 2 parts paint to 1.5 parts water. The painter has by mistake added water so that he has 6 litres of paint which is half water and half paint. What must he add to make the proportions of the mixture correct? A. 1 litre paint B. [...]
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Identify the error, if any, in the sentence below. Determination ofA the long-term effects ofB aerosols on the upper atmosphere isC currently one of the more challengingD problems in climate research. No errorE. This seems ok, but there’s actually a problem. “More challenging” would only be appropriate if you were comparing two items. Here, you [...]
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Which choice represents the best improvement to the underlined part of the sentence? If the sentence is fine as it is, choose (A). Mary was bored at the beginning of the movie, having shown great interest once the story picked up momentum. A. having shown great interest once the story picked B. but showing great [...]
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If a @ b = 2(a + |b|), what is the value of 2 @ (-2 @ -1)? A. -8 B. 4 C. 0 D. -4 E. 8 We first need to solve what is inside the parentheses. What is (-2 @ -1)? Well, just plug in the values and you get the following: If a @ [...]
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What is the average (arithmetic mean) of all the multiples of ten from 10 to 190 inclusive? A. 90 B. 95 C. 100 D. 105 E. 110 How many of you took out your calculators, added up all of these numbers, and divided by 19?? If you did that, you would have gotten the correct [...]
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To register as a free member, the individual has to complete a long questionnaire where a _______ of personal information has to be _______. A. plethora..divulged B. calumny..concealed C. phenomena..publicized D. dearth..disclosed E. penury..delineated If it is a long questionnaire, then it must be asking for a significant amount of personal information. The first blank needs to [...]
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A line segment containing the points (0, 0) and (12, 6) also contains: A: (6,4) B: (2,4) C: (8, 4) D: (1,0) E: (-2,-2) If the line segment contains (0,0) and (12,6), then we know that it has a sl0pe of 1/2 (to see how to determine the slope of a line, go here), and a y-intercept [...]
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Identify the error in the following sentence. If there is no error, choose (E). The series of letters that Margaret wrote to her father containsA a valuable commentary onB the prevailing social conditions and attitudes that led to herC leaving home at suchD a young age. No errorE. Don’t be afraid to choose (E) on [...]
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