Digital SAT Practice Questions

A polling institute surveyed a random sample of 400 voters in a city and found a 95% confidence interval with a margin of error of 4.9%. If the institute wishes...

Data set A consists of the values: 10, 10, 10, 10, 10. Data set B consists of the values: 8, 9, 10, 11, 12. Which of the following statements correctly compares...

An industrial water tanker charges a flat base hookup fee of $85 plus $0.04 for every gallon of purified water delivered. Which equation represents the total co...

What is the x-coordinate of the single point of intersection between the line \(y = 2x - 2\) and the parabola \(y = x^2 - 4x + 7\)?...

What is the positive solution to the equation \(|3x - 5| = 2x + 10\)?...

A solid metal right circular cylinder has radius \(r = 3\) cm and height \(h = 10\) cm. What is the volume of the cylinder, in cubic centimeters?...

A laboratory sample has a density of \(2.5 \text{ g/cm}^3\). Given that \(1 \text{ kg} = 1,000 \text{ g}\) and \(1 \text{ m}^3 = 1,000,000 \text{ cm}^3\), what ...

A list of 7 home sale prices in a suburban neighborhood has a median of $340,000. If an eighth home selling for $2,800,000 (an extreme high outlier) is added to...

For \(x > 0\) and \(y > 0\), which expression is equivalent to \(\sqrt{x^6 y^4}\)?...

The graph of \(g(x)\) is obtained by shifting the graph of \(f(x)\) horizontally 4 units to the right and vertically 2 units up. Which equation defines \(g(x)\)...

The function \(f(x) = (x - 2)(x + 8)\) has x-intercepts at \(x = 2\) and \(x = -8\). What is the x-coordinate of the vertex of the parabola?...

A department store discounts a winter coat by 20%. During a weekend clearance sale, the store takes an additional 15% off the already discounted price. What is ...

A caterer prepares fruit bowls (\(x\)) and cheese platters (\(y\)). Each fruit bowl requires 3 pounds of fruit and each cheese platter requires 2 pounds of frui...

In the equation $3x + 4 = kx + 11$, $k$ is a constant. If the equation has no solution, what is the value of $k$?...

In the equation $5x + -7 = kx + 2$, $k$ is a constant. If the equation has no solution, what is the value of $k$?...

In the equation $8x + 15 = kx + -4$, $k$ is a constant. If the equation has no solution, what is the value of $k$?...

In the equation $12x + -9 = kx + 14$, $k$ is a constant. If the equation has no solution, what is the value of $k$?...

In the equation $-4x + 6 = kx + -1$, $k$ is a constant. If the equation has no solution, what is the value of $k$?...

In the equation $2x + 9 = kx + 9$, $k$ is a constant. If the equation is true for all real values of $x$, what is the value of $k$?...

In the equation $7x + -13 = kx + -13$, $k$ is a constant. If the equation is true for all real values of $x$, what is the value of $k$?...

In the equation $-6x + 20 = kx + 20$, $k$ is a constant. If the equation is true for all real values of $x$, what is the value of $k$?...

In the equation $9x + 3 = kx + 3$, $k$ is a constant. If the equation is true for all real values of $x$, what is the value of $k$?...

In the equation $4x + -8 = kx + -8$, $k$ is a constant. If the equation is true for all real values of $x$, what is the value of $k$?...

What is the solution to the equation $3(2x - 5) = 4x + 7$?...