SAT Pastpaper with Solutions

Each side of square A has a length of 13 inches. Each side of square A is multiplied by a scale factor of 3 to create square B. What is the length, in inches, of each side of square B?

The function g is defined by g(x)= What is the value of g(10)?

The function f is defined by f(x)=(x+10) ,What is the value of f(8)?

What is the value of cos A in the triangle shown?

The function f(x)=240,000(1.22)^X gives a company's predicted annual revenue, in dollars,x years after the company started selling clothes online, where 0<x≤1 0, What is the best interpretaion of the statement"f(5)is approximately equal to 648,650" in this context?

6x+9y=78
6x+27y=186
The solution to the given system of equations is (x,y) What is the value of 18y?

The graph models the population.in thousands. of a town x years since 2004, where 0<x<15. Which statement is the best interpretation of the point (1,3.21)?

The area of triangle ABC is 60 square centimeters. What is the height h. in centimeters, of this triangle?

A machine fills bags with approximately 11 ounces of walnuts. To test the accuracy of the filling process,330 bags of walnuts were selected at random and weighed. Based on the sample, it is estimated that the average weight of all bags of walnuts filled by the machine in an 8-hour period is 11.17 ounces, with an associated margin of error of 0.2 ounce.

Which of the following is the best interpretation of this estimate?

The scatterplot shows the relationship between two variables. x and y. A line of best fit is also shown

Which of the following best represents the line of best fit shown?

A family has money in an account for renting movies online. Each time the family rents a movie. the cost of the rental is withdrawn from the account, and each rental costs the same amount of money. The function f(m)=32-4m gives the amount of money. in dollars, in the account after the family has rented m movies. Which of the following represents the amount of money. in dollars, withdrawn from the account each time the family rents a movie?

The function f is defined by f(x)= 44(0.21)^X For any positive integer n, the value of f(n)is p% less than the value of f(n-1) ,What is the value of p?

2x =16y-20

One of the two equations in a system of linear equations is given.The system has no solution.Which equation could be the second equation in this system?