Test bank for graphical approach to college algebra 4th edition by john hornsby lial rockswold

70 D 20, 0 6 For the measured quantity, state the set of numbers that is most appropriate to describe it.. Choose from the natural numbers, integers, and rational numbers... 10 High tem

Test Bank for Graphical Approach to College Algebra 4th Edition

by John Hornsby Lial Rockswold

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MULTIPLE CHOICE Choose the one alternative that best completes

the statement or answers the question

For the set, list all elements that belong to the specified set

Integers

Whole numbers

Natural numbers

4)

Real numbers

C) 13, 0

D)

13, , -10, 0

5)

B = { 20, , -21, 0, 70}

Rational numbers

A) 20, -21, 0, 70

C)

6)

{ 3, , -8, 0, 65}

Irrational numbers

0,

65

5)

B) , 70 D) 20, 0

6)

For the measured quantity, state the set of numbers that is most appropriate to

describe it Choose from the natural numbers, integers, and rational numbers

A) Rational numbers

B) Integers

C) Natural numbers

A) Integers

B) Rational numbers

C) Natural numbers

A) Integers

B) Rational numbers

C) Natural numbers

10) High temperatures during heat waves in California 10) A) Integers

B) Natural numbers

C) Rational numbers

A) Natural numbers

B) Integers

C) Rational numbers

12) The lengths of randomly cut pieces of string (measured using a ruler) 12) A) Natural numbers

B) Integers

C) Rational numbers

13) The populations of armies of termites living in the walls of houses 13) A) Rational numbers

B) Natural numbers

C) Integers

14) The lengths of randomly cut pieces of string (measured to the nearest 14) inch)

A) Integers

B) Natural numbers

C) Rational numbers

15) The average speeds of race cars for one lap at Wilmot Speedway 15) A) Natural numbers

B) Integers

C) Rational numbers

16) The number of cars sold in an average month at Bob's Auto Sales 16) A) Rational numbers

B) Natural numbers

C) Integers

Graph the set of numbers on a number line

A)

B)

C)

D)

A)

B)

C)

D)

A)

B)

C)

D)

A)

B)

C)

D)

A)

B)

C)

D)

A)

B)

C)

D)

Locate the point on a rectangular coordinate system Identify the quadrant , if any, in which the point lies

Name the possible quadrants in which the point (x, y) can lie if the condition is true

A) III or IV B) II or IV C) II or III D) I or III

< 0

A) II or III B) II or IV C) III or IV D) I or II

Give the values of Xmin, Xmax, Ymin, and Ymax for the screen, given the values for Xscl and Yscl

33)

33)

Xscl = 1,

Yscl = 1

A) [-10, 10] by [-10, 10] B) [5, -5] by [5, -5]

C) [10, -10] by [10, -10] D) [-5, 5] by [-5, 5]

Xscl = 2, Yscl; = 2

A) [-10, 10] by [-10, 10] B) [5, -5] by [5, -5]

C) [-5, 5] by [-5, 5] D) [10, -10] by [10, -10]

Xscl = 1, Yscl = 1

A) [15, -5] by [15, -5] B) [-5, 15] by [-5, 15]

C) [5, -15] by [5, -15] D) [-15, 5] by [-15, 5]

Xscl = 10, Yscl = 10

A) [-4, 4] by [-3, 3] B) [-3, 3] by [-4, 4]

C) [-40, 40] by [-30, 30] D) [-30, 30] by [-40, 40]

37)

37)

Xscl = 5,

Yscl = 5

A) [-2, 12] by [-2, 16] B) [-2, 16] by [-2, 12]

C) [-10, 60] by [-10, 80] D) [-10, 80] by [-10, 60]

Xscl = 4, Yscl = 2

A) [-20, 20] by [-10, 10] B) [-10, 10] by [-20, 20]

C) [-10, 10] by [-10, 10] D) [-5, 5] by [-5, 5]

Xscl = 15, Yscl = 10

A) [-20, 20] by [-10, 50] B) [-30, 30] by [-50, 10]

C) [-2, 2] by [-5, 1] D) [-50, 10] by [-30, 30]

Xscl = 2, Yscl = 2

A) [-5, 5] by [-5, 5] B) [-10, 10] by [-10, 10]

C) [-10, 10] by [-1, 1] D) [-1, 1] by [-10, 10]

41)

41)

Xscl = 7,

Yscl = 8

A) [-2, 3] by [-4, 5] B) [-4, 5] by [-2, 3]

C) [-16, 24] by [-28, 35] D) [-28, 35] by [-16, 24]

Xscl = 3, Yscl = 5

A) [-1.5, 1.5] by [-2, 2] B) [-4, 4] by [-5, 5]

C) [-5, 5] by [-4, 4] D) [-15, 15] by [-20, 20]

Find a decimal approximation of the root or power Round the answer to the nearest

thousandth

51) 51)

Approximate the expression to the nearest thousandth

55)

Find the length of the unknown side of the right triangle In each case, a and b represent the lengths of the legs and c represents the length of the hypotenuse

Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q

C)

12;

Suppose that P is the endpoint of a segment PQ and M is the midpoint of PQ Find the

coordinates of endpoint Q

62)

M

A) B) C) Q( 2, 7) D)

Q

63)

P( 6, -7), M

A) Q B) Q( 2, 5) C) D)

Solve the problem

64) The graph shows the Total Gross Revenue (in millions of dollars) of Top 100 Internet Companies in the United States between 2000 and 2004 Use the midpoint formula to estimate the revenue for 2002

Total Gross Revenue of Top 100 Internet Companies

a = 5000 million dollars; b = 12,600 million dollars

A) 8800 million dollars B) 17,500 million dollars

C) 50,000 million dollars D) 7600 million dollars

65) The graph shows an idealized linear relationship for the average monthly

payments (in dollars) to retirees from 2000 through 2004 Use the midpoint

formula to estimate the payment for 2002

Average Monthly Payments to Retirees

63)

64)

65)

a = $452;

b =

$540

66) The table lists how financial aid income cutoffs (in dollars) for a family 66)

of four have changed over time Use the midpoint formula to

approximate the financial aid cutoff for 1985

67) An isosceles triangle has at least two sides of equal length Determine 67)

68) An isosceles triangle has at least two sides of equal length Determine 68)

Provide an appropriate response

69) Is a rational or irrational number?

C) Both rational and irrational D) Neither

70) Are both 1 and -4 natural numbers, integers, or irrational numbers?

71) Are both 5 and natural numbers, integers, or irrational numbers?

72) Are both and natural numbers, integers, or irrational numbers?

69)

70)

71)

72)

A) Irrational numbers B) Integers

73) In what quadrant of the cartesian system does P( 8, 10) lie? 73)

75) In what quadrant of the cartesian system would you plot P( -4, 7) ? 75)

1) B 2) D 3) C 4) D 5) A 6) A 7) C 8) B 9) A 10) B 11) B 12) C 13) B 14) B 15) C 16) B 17) B 18) C 19) A 20) C 21) D 22) A 23) C 24) A 25) B 26) D 27) D 28) B 29) D 30) A 31) D 32) B 33) D 34) A 35) B 36) D 37) D 38) A 39) B 40) C 41) D 42) A 43) A 44) A 45) A 46) A 47) D 48) D 49) C 50) A 51) C

52) D 53) D 54) C 55) C 56) A 57) B 58) C 59) A 60) B 61) B 62) C 63) B 64) A 65) D 66) C 67) A 68) B 69) B 70) C 71) D 72) A 73) C 74) B 75) B