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PREP07 Test 1
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Of the 13 employees in a certain department, 1 has an annual salary of $38,000, 2 have an annual salary of $45,000 each, 2 have an annual salary of $42,500 each, 3 have an annual salary of $40,000 each, and 5 have an annual salary of $48,500 each. What is the median annual salary for the 13 employees?
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PREP07 Test 1
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Is |x - y | > |x | - |y | ?(1) y < x(2) xy < 0
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PREP07 Test 1
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Julia purchased a car on an installment plan. She made a down payment of $2,550 and then made n monthly payments of $155 each. If Julia paid a total of $9,060 for the car,how many monthly payments did she make?
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PREP07 Test 1
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A metal company's old machine makes bolts at a constant rate of 100 bolts per hour.The company's new machine makes bolts at a constant rate of 150 bolts per hour. If both machines start at the same time and continue making bolts simultaneously, how many minutes will it take the two machines to make a total of 300 bolts?
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PREP07 Test 1
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If m, k, x, and y are positive numbers, is mx + ky > kx + my ?(1) m > k(2) x > y
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PREP07 Test 1
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In a certain state, gasoline stations compute the price per gallon p, in dollars, charged at the pump by adding a 4 percent sales tax to the dealer's price per gallon d, in dollars, and then adding a gasoline tax of $0.18 per gallon. Which of the following gives the dealer's price per gallon d in terms of the price per gallon p charged at the pump?
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PREP07 Test 1
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If N is a positive integer, is the units digit of N equal to zero?(1) 14 and 35 are factors of N.(2) N = $$(2^5)(3^2)(5^7)(7^6)$$
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PREP07 Test 1
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The main ingredient in a certain prescription drug capsule costs $500.00 per kilogram. If each capsule contains 600 milligrams of the ingredient, what is the cost of the ingredient in a capsule? (1 kilogram = $${10}^{6}$$ milligrams)
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PREP07 Test 1
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In the xy-plane, what is the y-intercept of line l(1) The slope of line l is 3 times its y-intercept.(2) The x-intercept of line l is$$\frac{-1}{3}$$ .
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PREP07 Test 1
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Before being simplified, the instructions for computing income tax in Contry R were to add 2 percent of one's annual income to the average (arithmetic mean) of 100 unit of Contry R's currency and 1 percent of one's annual income. Which of the following represents the simplified formula for computing the income tax, in Country R's currency, for a person in that whose annual income is I?
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PREP07 Test 1
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The sum of the integers in list S is the same as the sum of the integers in list T. Does S contain more integers than T ?(1) The average (arithmetic mean) of the integers in S is less than the average of the integers in T.(2) The median of the integers in S is greater than the median of the integers in T.
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PREP07 Test 1
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If the operation * is defined for all integers a and b by a*b=a+b-ab which of the following statements must be true for all integers a, b, and c ?I. a*b=b*aII. a*0=aIII. (a*b)*c=a*(b*c)
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PREP07 Test 1
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If x and y are positive integers, is the product xy even?(1) 5x - 4y is even.(2) 6x + 7y is even.
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PREP07 Test 1
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When a certain tree was first planted, it was 4 feet tall, and the height of the tree increased by a constant amount each year for the next 6 years. At the end of the 6th year,the tree was 1/5 taller than it was at the end of the 4th year. By how many feet did the height of the tree increase each year?
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PREP07 Test 1
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If x and y are positive integers, what is the value of xy ? (1) The greatest common factor of x and y is 10.(2) The least common multiple of x and y is 180.
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PREP07 Test 1
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Adam and Beth each drove from Smallville to Crown City by different routes. Adam drove an an average speed of 40 miles per hour and completed the trip in 30 minutes.Beth's route was 5 miles longer, and it took her 20 minutes more than Adam to complete the trip. How many miles per hour was Beth's average speed on this trip?
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PREP07 Test 1
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If there are more than two numbers in a certain list, is each of the numbers in the list equal to 0 ?(1) The product of any two numbers in the list is equal to 0.(2) The sum of any two numbers in the list is equal to 0.
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PREP07 Test 1
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If two sides of a triangle have lengths 2 and 5, which of the following could be the perimeter of the triangle?I. 9II. 15III. 19
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PREP07 Test 1
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A manufacturer conducted a survey to determine how many people buy products P and Q. What fraction of the people
surveyed said that they buy neither product P nor product Q ?(1) 1/3 of the people surveyed said that they buy product P but not product Q.(2) 1/2 of the people surveyed said that they buy product Q.
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PREP07 Test 1
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List K consists of 12 consecutive integers. If -4 is the least integer in list K, what is the range of the positive integers in list K ?
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