If \(3x - y = 12\), what is the value of \(\frac{8^x}{2^y}\)?
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SAT Math Past Questions
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If \(x > 3\), which of the following is equivalent to \(\frac{1}{\frac{1}{x+2}+\frac{1}{x+3}}\)?
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A line in the xy-plane passes through the origin and has a slope of \(\frac{1}{7}\). Which of the following points lies on the line?
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\(g(x)= ax^2 + 24 \)For the function g defined above, a is a constant and g(4) = 8. What is the value of g(-4)?
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b = 2.35 + 0.25x c = 1.75 + 0.40xIn the equations above, b and c represent the price per pound, in dollars, of beef and chicken, respectively, x weeks after July 1 during last summer. What was the price per pound of bee…
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3x+4y = -23 2y - x = 19 What is the solution ( x, y) to the system of equations above?
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If \(\frac{a}{b}=2\), what is the value of \(\frac{4b}{a}\) ?
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For \( \iota = \sqrt{-1} \) , what is the sum \( (7 + 3\iota) + (−8 + 9\iota) \) ?
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\( m = \frac{(\frac{r}{1200})(1+\frac{r}{1200})^N}{(1+\frac{r}{1200})^N - 1}P \)The formula above gives the monthly payment m needed to pay off a loan of P dollars at r percent annual interest over N months. Which of the…
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h = 3a + 28.6A pediatrician uses the model above to estimate the height h of a boy, in inches, in terms of the boy’s age a, in years, between the ages of 2 and 5. Based on the model, what is the estimated increase, in in…
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\( (x^2y - 3y^2 + 5xy^2) - (-x^2y + 3xy^2 - 3y^2) \)Which of the following is equivalent to the expression above?
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Kathy is a repair technician for a phone company. Each week, she receives a batch of phones that need repairs. The number of phones that she has left to fix at the end of each day can be estimated with the equation P = 1…
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On Saturday afternoon, Armand sent m text messages each hour for 5 hours, and Tyrone sent p text messages each hour for 4 hours. Which of the following represents the total number of messages sent by Armand and Tyrone on…
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If \( \frac{x-1}{3} \) = k and k = 3, what is the value of x ?
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