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OG12 OG15 OG16 OG17
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What is the tenths digit in the decimal representation of a certain number?(1)The number is less than $$\frac1 3$$(2)The number is greater than $$\frac1 4$$
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OG12 OG15 OG16 OG17 OG18
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How many people are directors of both Company K and Company R ?(1)There were 17 directors present at a joint meeting of the directors of Company K and Company R, and no directors were absent.(2)Company K has 12 directors and Company R has 8 directors.
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OG12 OG15
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If x and y are positive, is $$\frac x y$$ greater than 1 ?(1)$$xy >1$$(2)$$x-y >0$$
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OG12 OG15
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At a certain picnic, each of the guests was served either a single scoop or a double scoop of ice cream. How many of the guests were served a double scoop of ice cream?(1)At the picnic, 60 percent of the guests were served a double scoop of ice cream.(2)A total of 120 scoops of ice cream were served to all the guests at the picnic.
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PREP07 Test 2
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What is the value of $$xy$$?(1)$$y=x+1$$(2)$$y={x}^{2} + 1$$
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If a real estate agent received a commission of 6 percent of the selling price of a certain house,what was the selling price of the house?(1)The selling price minus the real estate agent's commission was $84,600.(2)The selling price was 250 percent of the agent purchase price of $36,000.
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PREP07 Test 1
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What is the number of members of Club X who are at least 35 years of age?(1)Exactly $$\frac3 4$$ of the members of Club x are under 35 years of age.(2)The 64 women in Club x constitute 40 percent of the club's membership.
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OG12
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Carlotta can drive from her home to her office by one of two possible routes. If she must also return by one of these routes, what is the distance of the shorter route?(1)When she drives from her home to her office by the shorter route and returns by the longer route, she drives a total of 42 kilometers.(2)When she drives both ways, from her home to her office and back, by the longer route, she drives a total of 46 kilometers.
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OG12
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Is $$x >{y}$$?(1)$$x = y + 2$$(2)$$\frac x 2 = y-1$$
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OG12 OG15
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What is the average (arithmetic mean) of j and k ?(1)The average (arithmetic mean) of j + 2 and k + 4 is 11.(2)The average (arithmetic mean) of j, k, and 14 is 10.
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OG12 OG15
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A number of people each wrote down one of the first 30 positive integers. Were any of the integers written down by more than one of the people?(1)The number of people who wrote down an integer was greater than 40.(2)The number of people who wrote down an integer was less than 70.
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OG12 OG15 OG16
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In a certain office, 50 percent of the employees are college graduates and 60 percent of the employees are over 40 years old. If 30 percent of those over 40 have master's degrees, how many of the employees over 40 have master's degrees?(1)Exactly 100 of the employees are college graduates.(2)Of the employees 40 years old or less, 25 percent have master's degrees.
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OG12 OG15 OG16
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An employee is paid 1.5 times the regular hourly rate for each hour worked in excess of 40 hours per week, excluding Sunday, and 2 times the regular hourly rate for each hour worked on Sunday. How much was the employee paid last week?(1)The employee's regular hourly rate is $10.(2)Last week the employee worked a total of 54 hours but did not work more than 8 hours on any day.
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OG12 OG15
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If ° represents one of the operations +, -, and x,is k ° (l + m) = (k ° l) + (k ° m) for all numbers k, l, and m ?(1)k ° 1 is not equal to 1 ° k for some numbers k(2)°represents subtraction.
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OG12 OG15
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In Jefferson School, 300 students study French or Spanish or both. If 100 of these students do not study French, how many of these students study both French and Spanish?(1)Of the 300 students, 60 do not study Spanish.(2)A total of 240 of the students study Spanish.
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A certain salesperson's weekly salary is equal to a fixed base salary plus a commission that is directly proportional to the number of items sold during the week. If 50 items are sold this week, what will be the salesperson's salary for this week?(1)Last week 45 items were sold.(2)Last week's salary was $405.
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At Larry's Auto Supply Store, Brand X antifreeze is sold by the gallon and Brand Y motor oil is sold by the quart Excluding sales tax, what is the total cost for 1 gallon of Brand X antifreeze and 1 quart of Brand Y motor oil?(1)Excluding sales tax, the total cost for 6 gallons of Brand X antifreeze and 10 quarts of Brand Y motor oil is $58. (There is no quantity discount.)(2)Excluding sales tax, the total cost for 4 gallons of Brand X antifreeze and 12 quarts of Brand Y motor oil is $44. (There is no quantity discount.)
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OG12 OG15 OG16
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What was the total amount of revenue that a theater received from the sale of 400 tickets, some of which were sold at x percent of full price and the rest of which were sold at full price?(1)x = 50(2)Full-price tickets sold for $20 each.
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OG12 OG15
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Any decimal that has only a finite number of nonzero digits is a terminating decimal. For example, 24, 0.82, and 5.096 are three terminating decimals. If r and s are positive integers and the ratio $$\frac r s $$ is expressed as a decimal, is $$\frac r s$$ a terminating decimal?(1)$$90 < r < 100$$(2)$$s = 4$$
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According to the passage, which of the following best describes most ozone-depleting chemicals in 1996 as compared to those in 1987?
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