q q q q q q q q q q q
ition Rockswold q
MULTIPLEqCHOICE.q Chooseq theq oneqalternativeq thatq bestq completesq theq statementq orq answersq theq question.
Selectq fromqtheq listq ofq numbersqallq thatq belongqtoqtheq specifiedqset.
1) Integers
0q
11, 7,q-17,q0,q , 9
6
A) 11,q0, 9 B) 11,q- 9 C) 11,q0 D)q 11,q-17,q0
q q0
17,q 0,q ,
Answer:q B 6
2) Naturalq numbers
q 0q
2, 7,q-9,q0,q , 25
25
D) 0
A) 2,q 0 B)q 2, 25 C) 2,q 0, 25 2,q 0,q
4
Answer:q B
3) Realq numbers
-7
7, 6,q- , 25,
q0 0
9,q 0,q
2
0q q -7 0q
A) 7,q- , B) 7,q-9,q0,q , 25
2 0 2
9,q0,
0q
C) 7,q-9,q0, 25 D)q7, 6,q-9,q0,q , 25
2
Answer:q D
4) Rationalq numbers
0 -5
8, 5,q- , 4, ,q0.1
7 0
16,q 0,
0q q0q
A)q 8,q-16,q0,q , 4,q0.1 B) 5, 4 C) 5,q ,q0.1 D)q 8,q 0, 4
7 7
Answer:q A
5) Irrationalq numbers
0 -4
1, 5,q- , 25, ,q0.18
2 0
7,q0,
-4
A) 5, 25,q0.18 B) 5, 25 C) 5, D) 5
0
Answer:q D
6) Rationalq numbers
-4,q0.6q×q106,q7q q 8,q8.3,q2,q0.66
A) -4,q0.6q×q106,q7q q 8,q8.3,q2 B)q 7q q 8
C)q 7q q 8,q2,q0.66 D)q -4,q0.6q×q 106,q8.3,q 0.66,q2
Answer:q D
1
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q q q q q q q q q q q
ition Rockswold q
7) Irrationalq numbers
-4,q9.1q×q103,q7q q 6,q8.6,q4.5,q0.49
A) 7 6 B) 7q q 6,q4.5,q0.49
C) 7q q 6,q0.49 D)q-4,q9.1q×q103,q0.49,q4.5
Answer:q A
Forqtheqmeasuredqquantity,qstateqtheqsetqofqnumbersqthatqisqmostqappropriateqtoqdescribeqit.qChooseqfromqtheqnaturalqnum
bers,qintegers,qorqrationalqnumbers.
8) Populationsq ofq cities
A) Rationalqnumbers B)qNaturalqnumbers
C)qIntegersqAnswer:q B
9) Hatqsizes
A) Naturalqnumbers B)qIntegers
C)qRationalqnumbersqAnswer:q C
10) Temperaturesq givenq inq aq winterq weatherq forecastq inq Alaska
A) Rationalqnumbers B)qNaturalqnumbers
C)qIntegersqAnswer:q C
11) Temperaturesq givenq inq aq weatherq forecastq inq Cayembe,q Equadorq (thisq townq isq onq theq equator)
A) Rationalqnumbers B)qIntegers
C)qNaturalqnumbersqAnswer:q C
12) Numbersqofq salesq ofq cakesqatq aq bakery
A) Integers B)qNaturalqnumbers
C)qRationalqnumbersqAnswer:q B
13) Theq lengthsq ofq randomlyq cutq piecesq ofq stringq (measuredqusingq aq ruler)
A) Naturalqnumbers B)qRationalqnumbers
C)qIntegersqAnswer:q B
14) Theq populationsq ofq armiesq ofq termitesq livingq inq theq wallsq ofq houses
A) Naturalqnumbers B)qIntegers
C)qRationalqnumbersqAnswer:q A
15) Theq lengthsq ofq randomlyq cutq piecesq ofq stringq measuredqtoq theq nearestq inch
A) Integers B)qRationalqnumbers
C)qNaturalqnumbersqAnswer:q C
16) Theqaverageq speedsq ofq raceq carsq forq oneq lapq atq Wilmotq Speedway
A) Integers B)qNaturalqnumbers
C)qRationalqnumbersqAnswer:q C
17) Theq numberq ofq carsq soldq inqanq averageq monthq atq Bob'sqAutoq Sales
A) Integers B)qRationalqnumbers
C)qNaturalqnumbersqAnswer:q C
2
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,DOWNLOAD THE Test Bank for Precalculus with Modeling and Visualization 6th Ed
q q q q q q q q q q q
ition Rockswold q
Writeq theq numberq inqscientificqnotation.
18) 7,100,000
A) 7.1q×q107 B)q 7.1q×q 10-7 C)q 7.1q×q106 D)q 7.1q ×q 10-6
Answer:q C
19) 0.000286
A) 2.86q ×q 10-3 B)q 2.86q×q104 C)q 2.86q ×q 10-5 D)q 2.86q ×q 10-4
Answer:q D
20) 790,000
A) 7.9q×q106 B)q 7.9q×q 10-5 C)q 7.9q×q105 D)q 7.9q ×q 10-6
Answer:q C
21) 9400
A) 9.4q ×q 10-3 B)q 9.4q ×q103 C)q 9.4q ×q 10-2 D)q 9.4q ×q102
Answer:q B
22) 0.0000005
A) 5q ×q10-8 B)q 5q ×q10-6 C)q 5q ×q10-7 D)q 5q ×q10-9
Answer:q C
Writeqtheq numberq inqstandardqform.
23) 1.29q×q106
A) 12,900,000 B)q 77.4 C)q 1,290,000 D)q 129,000
Answer:q C
24) 4.002q×q107
A) 40,020,000 B)q 4,002,000 C)q 400,200,000 D)q 280.14
Answer:q A
25) 7.4889q×q105
A) 7,488,900 B)q 748,890 C)q 374.445 D)q 74,889
Answer:q B
26) 7.21q×q10-4
A) 0.00721 B)q0.000721 C)q -721,000 D)q0.0000721
Answer:q B
27) 3.392q ×q10-5
A) 0.000003392 B)q -339,200 C)q0.0003392 D)q0.00003392
Answer:q D
28) 5.247q ×q10-6
A) 0.000005247 B)q0.0000005247 C)q0.00005247 D)q -5,247,000
Answer:q A
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, DOWNLOAD THE Test Bank for Precalculus with Modeling and Visualization 6th Ed
q q q q q q q q q q q
ition Rockswold q
29) 2.0365q ×q10-7
A) -203,650,000 B)q0.000000020365 C)q0.00000020365 D)q0.0000020365
Answer:q C
Useqaqcalculatorqtoqapproximateqtheqexpression.qWriteqyourqanswerqinqscientificqnotation,qandqroundqtoqtheqnearestqtenthqasq
needed.
30) (2.8q×q105)(2.9q×q107)
A) 81q×q1035 B)q 8.1q×q1035 C)q 81q×q1012 D)q 8.1q×q1012
Answer:q D
6.9q×q106
31)
0.0096
A)q 6.8q×q106 B)q 7.2q×q108 C)q 7.6q×q108 D)q 7.2q×q106
Answer:q B
32) (2.5q×q105)q +q(1.3q×q107)
A) 1.5q×q1012 B)q 1.3q×q107 C)q 1.5q×q 10-7 D)q 1.3q ×q 10-12
Answer:q B
Useq aq calculatorq toqevaluateq theqexpression.qRoundqyourqanswerq toqtheq nearestqthousandth.
3q
33) 107
A)q 5.447 B)q 7.047 C)q 3.747 D)q 4.747
Answer:q D
34) 46q+qπ3
A) 9.762 B)q 8.775 C)q 6.304 D)q 9.799
Answer:q B
2
35) |2q-qπ |
A) 9.882 B)q -7.87 C)q -9.881 D)q7.87
Answer:q D
4.19q-q5.86
36) 11.6q+q 3.7
A) -0.063 B)q-0.071 C)q-0.058 D)q-0.109
Answer:q D
37) 4.3q(q4.22)q-q2q(q4q )q+q6
A) 73.852 B)q 79.852 C)q 67.852 D)q 0.852
Answer:q A
Findqtheq percentq changeq ifqaq quantityqchangesqfromqP1q toq P2.qRoundqyourqanswerqtoqtheq nearestqtenthqifqappropriate.
38) P1q =q$18,qP2q =q$55
A) -205.6 B)q67.3 C)q205.6 D)q -67.3
Answer:q C
4
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