# sat practice test 3 math test: no calculator, for assistive technology

Post on 02-Jan-2017

217 views

Category:

## Documents

Embed Size (px)

TRANSCRIPT

WF-5LSA08-NCM

Math TestNo Calculator20 Questions

DirectionsFor questions 1 through 15, solve each problem, choose the best answer from the choices provided, and fill in the corresponding circle on your answer sheet. For questions16 through 20, solve the problem and enter your answer in the grid on the answer sheet. Please refer to the directions before question 16 on how to enter your answers in the grid. You may use scratch paper for scratch work.

Notes1.The use of a calculator is not permitted.2.All variables and expressions used represent real numbers unless otherwise indicated.3.Figures provided in this test are drawn to scale unless otherwise indicated.4.All figures lie in a plane unless otherwise indicated.5.Unless otherwise indicated, the domain of a given function f is the set of all real numbers x for which f of x is a real number.

Reference

Begin skippable figure descriptions.The figure presents information for your reference in solving some of theproblems.

Reference figure1 is a circle with radiusr. Two equations are presented below reference figure1.A equals pi times the square ofr.C equals 2 pir.

Reference figure2 is a rectangle with length and widthw. An equation is presented below reference figure2.A equals w.

Reference figure3 is a triangle with baseb and heighth. An equation is presented below reference figure3.A equals onehalfbh.

Reference figure4 is a right triangle. The two sides that form the right angle are labeleda andb, and the side opposite the right angle is labeledc. An equation is presented below reference figure4.c squared equals a squared plus bsquared.

Special Right TrianglesReference figure5 is a right triangle with a 30degree angle and a 60degree angle. The side opposite the 30degree angle is labeledx. The side opposite the 60degree angle is labeledx times the squareroot of3. The side opposite the right angle is labeled2x.

Reference figure6 is a right triangle with two 45degree angles. Two sides are each labeleds. The side opposite the rightangle is labeleds times the squareroot of2.

Reference figure7 is a rectangular solid whose base has length and widthw and whose height ish. An equation is presented below reference figure7.V equalswh.

Reference figure8 is a right circularcylinder whose base has radiusr and whose height ish. An equation is presented below reference figure8.V equalspitimes the square of rtimesh.

Reference figure9 is a sphere with radiusr. An equation is presented below reference figure9.V equalsfourthirds pi times the cube ofr.

Reference figure10 is a cone whose base has radiusr and whose height ish. Anequation is presented below reference figure10.V equals onethird times pi times the square of rtimesh.

Reference figure11 is an asymmetrical pyramid whose base has length and widthw and whose height ish. An equation is presented below reference figure11.V equalsonethirdwh.End skippable figure descriptions.

Additional Reference InformationThe number of degrees of arc in a circle is360.The number of radians of arc in a circle is 2pi.The sum of the measures in degrees of the angles of a triangle is180.

The S A TPage 21Copyright 2015 by the College BoardW F5LSA08Question 1.A painter will paint n walls with the same size and shape in a building using a specific brand of paint. The painters fee can be calculated by the expression nKlh, where n is the number of walls, K is a constant with units of dollars per square foot, l is the length of each wall in feet, and h is the height of each wall in feet. If the customer asks the painter to use a more expensive brand of paint, which of the factors in the expression would change?A.h

B. lC.KD.n

Explanation for question 1.

Question 2.If 3r equals18, what is the value of 6r plus 3?A.6B.27C.36D.39

Explanation for question 2.

Question 3.Which of the following is equal to a, raised to the power two thirds, for all values ofa?

A. the square root of a, raised to the power one third, end root

B. the square root of a, cubed, end root

C. the cube root of a, raised to the power one half, end root

D. the cube root of a, squared, end root

Explanation for question 3.

Question 4.The number of states that joined the UnitedStates between 1776 and 1849 is twice the number of states that joined between 1850 and 1900. If 30states joined the UnitedStates between 1776 and 1849 and x states joined between 1850 and 1900, which of the following equations is true?

A. 30x equals 2

B. 2x equals 30

C.the fractionx over 2 equals 30

D.x plus 30 equals 2

Explanation for question 4.

Question 5.

If the fraction 5 over x equals the fraction whose numerator is 15 and whose denominator is x plus 20 end fraction, what is the value of the fraction x over5?

A.

B.

C.

D. one half

Explanation for question 5.

Question 6 refers to the following equations.

2x minus 3y equals negative 14

3x minus 2y equals negative 6Question 6.

If the ordered pair x comma y is a solution to the preceding system of equations, what is the value of x minusy?

A. negative 20

B. negative 8

C. negative 4D.8

Explanation for question 6.Question 7 refers to the following table.x fofx

03

21

40

52 negative2

Question 7.

The function f is defined by a polynomial. Some values of x and f of x are shown in the preceding table. Which of the following must be a factor of fofx?

A. x minus 2

B. x minus 3

C. x minus 4

D. x minus 5

Explanation for question 7.

Question 8.

The line y equals kx plus 4, where k is a constant, is graphed in the xyplane. If the line contains the point with coordinates c comma d, where c is not equal to 0 and d is not equal to 0, what is the slope of the line in terms of candd?

A. the fraction d minus 4, over c

B. the fraction c minus 4, over d

C. the fraction 4 minus d, over c

D. the fraction 4 minus c, over d

Explanation for question 8.

Question 9 refers to the following system of equations. kx minus 3y equals 4 4x minus 5y equals 7Question 9.In the preceding system of equations, k is a constant and x and y are variables. For what value of k will the system of equations have no solution?

A. the fraction 12 over 5

B. the fraction 16 over 7

C. the negative fraction 16 over 7

D. the negative fraction 12 over 5

Explanation for question 9.

Question 10.

In the xyplane, the parabola with equation y equals, parenthesis, xminus 11, close parenthesis, squared, intersects the line with equation yequals 25 at two points, A and B. What is the length of line segment AB?A.10B.12C.14D.16

Explanation for question10.

Question 11 refers to the following figure.

Begin skippable figure description.The figure presents three lines k, l, and m that intersect at a point. The three lines form six angles at the point of intersection. The horizontal line is labeledm, the line that slants upward and to the right is labeledl, and the line that slants downward and to the right is labeledk. Of the 6 angles, 3 angles are above linem, and 3 angles are below linem. Starting from the leftmost angle above linem and going clockwise, the 6 angles are labeled xdegrees, ydegrees, zdegrees, tdegrees, udegrees, and wdegrees, respectively.End skippable figure description.

Question 11.

In the preceding figure, lines k, l, and m intersect at a point. If xplus y equals u plus w, which of the following must be true?

I. x equals z

II. y equals w

III. z equals t

A.I and II onlyB.I and III onlyC.II and III onlyD.I, II, and III

Explanation for question11.

Question 12 refers to the following quadratic equation.

y equals a, parenthesis, x minus 2, close parenthesis, times, parenthesis, x plus 4, close parenthesis

Question 12.

In the preceding quadratic equation, a is a nonzero constant. The graph of the equation in the xyplane is a parabola with vertex with coordinates ccommad. Which of the following is equal tod?

A. negative 9 a

B. negative 8 a

C. negative 5 a

D. negative 2 a

Explanation for question12.

Question 13.

The equation with the fraction whose numerator is 24x squared, plus 25x minus 47, and whose denominator is a,x minus 2, equals, negative 8x minus 3, minus, the fraction whose numerator is 53, and whose denominator is a,x minus 2, is true for all values of x that do not equal the fraction, 2 over a, where a is a constant. What is the value ofa?

A. negative 16

B. negative 3C.3D.16

Explanation for question13.

Question 14.

What are the solutions to 3x squared, plus 12x plus 6, equals0?

A. x equals negative 2, plus or minus the square root of 2

B. x equals negative 2, plus or minus, the fraction the square root of 30, end square root, over 3

C. x equals negative 6, plus or minus the square root of 2

D. x equals negative 6, plus or minus, 6 times the square root of 2

Explanation for question14.

Question 15 refers to the following equation.

C equals five ninths, parenthesis F minus 32 close parenthesisQuestion 15.The preceding equation shows how a temperatureF, measured in degrees Fahrenheit, relates to a temperatureC, measured in degrees Celsius. Based on the equation, which of the following must be true?

I.A temperature increase of 1degree Fahrenheit is eq

Recommended