GRE (778)

  • If 20% of x equals 16, then x=______

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  • (96-21)/15+11=______

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  • Tina goes to the store to purchase some CDs and DVDs. CDs cost $15 and DVDs cost $18. Which of the following expressions gives the total amount of money, in dollars, Tina will pay for purchasing 2 of the CDs and D of the DVDs?

    ______15+D

    ______30+18D

    ______18+D+30

    ______D(18+15)

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  • What is the greatest positive integer x such that 2x is a factor of 1210?

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  • A certain integer n is a multiple of both 5 and 9. Must n be a multiple of 15?

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  • Mark is older than Frank, but younger than David. If m, f, and d represent the ages, in years, of Mark, Frank, and David, respectively, which of the following is true?

    ______d<f<m

    ______f<m<d

    ______d<m<f

    ______f<d<m

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  • Kathy was twice as old as Jim 2 years ago. Today, Jim is j years old. In terms of j, how old was Kathy 2 years ago?

    ______2(j-2)

    ______2j-2

    ______2(j+2)

    ______j(2+2)

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  • (5x3+3x-12)-(2x3-6x+17)=______

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  • What are the solution sets for x2+2x-48?

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  • For the function f(x)=x2-4x+8, what is the value of f(6)?

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