SAT Pastpaper with Solutions

In the xy-plane, line k and line l are perpendicular and intersect at the point (2,9) .If line k is is defined by the equation y=mx+b ,where m and b are constants and m1 ,which of the following points lies on line l ?

In the figure,two lines intersect at a point.If w=112,what is the value of z ?

According to a US law,ramps for use by the general public must form an angle with level ground such that tan . If the ramp in the figure conforms to this law and has a height of 22.7 inches, what is the least possible value of x, in inches?

A circle in the xy-plane has its center at (18,16) and has a radius of 6k.Which equation represents this circle?

In the xy-plane,which of the following does NOT contain any points that are part of the solution set to 2x- 6y > 12?

Luis has $130 in an account. Each year he expects to have 2.5% more money in the account than he had the previous year. Which of the following models best describes how Luis expects the money in his account to change over time?

A sample of a certain isotope takes 29 years to decay to half its original mass. The function s(t)= 136 gives the approximate mass of this isotope, in grams, that remains t years after a 136-gram sample starts to decay. which statement is the best interpretation of s(58)= 34 in this context ?

For the given linear function f.What is the value of f when x is 100?
f(x)=79

A clothing store buys shirts at a wholesale price of 6.00 dollars each and resells them each at a retail price that is 310% of the wholesale price.At the end of the season, any remaining shirts are marked at a discounted price that is 75% off the retail price.What is the discounted price of each remaining shirt, in dollars?

In the figure shown, triangle CAE is similar to triangle CBD.The measure of angle CBD is 56,and AE=22(BD).What is the measure of angle CAE?

The list gives the mass, in grams, of 5 ruffed lemurs.What is the mean mass, in grams, of these 5 ruffed lemurs ?
3,710;3,710;3,130;3,750;3,150

Circle N has a radius of 9 millimeters (mm). Circle M has an area of 25π mm².What is the total area, in mm², of circles N and M?

A line segment that has a length of 125 centimeters (cm) is divided into three parts .One part is 49 cm long.The other two parts have lengths that are equal to each other:What is the length,in cm,of one of the other two parts of equal length?

The given equation relates the positive numbers n,p and v.Which equation correctly express p in terms of n and v ?

The function f is defined by f(x)=8(2x+2).For what value of x does f(x)=80 ?

The cost y,in dollars,for a manufacturer to make a rings is represented by the line shown.What is the cost, in dollars,for the manufacturer to make 50 rings?