37. ClothingImports and Exports. In the United States,the
exportsof clothing in 2003totaled $2,596,000,000
while
How much more
the imports totaled $3f ,701,000,000.
were the imports than the exports?
S o u r c e :U . S .B u r e a uo f t h e C e n s u sF. o r e i s nT r a d eD i v i s i o n
38. Corn Imports and Exports. In the United States,the
exportsof corn in 2003totaled $2,264,000,000
while the
imports totaled $130,000,000.
How much more were the
exportsthan the imports? $2,134,000,000
S o u r c e :U . S .B u r e a uo f t h e C e n s u sF. o r e i s nT r a d eD r v i s i o n
$29,105,000,000
39. ColortialPoytulati.ort.Beforethe establishmentof the
U.S.Censusin 1790,it was estimatedthat the Colonial
population in 1780was 2,780,400.
This was an increase
of 2,628,900from the population in 1680.\Mhatwas the
Colonialpopulationin 1680? 15t,500
Sourcei TimeAlmanac.2405
40. Dealhsby Firecu'trts.Deathsby firearms totaled 30,242
in2002. This was a decreaseof 9353from the deathsby
firearms in 1993.How many deathsby firearmswere
therein 1993? 39,595dcaths
S o u r c e :C e n t e r sf o r D i s e a s eC o n t r o a
l n d P r e v e n t i o nN, a t i o n aC
l e n t e rf o r
H e a l t hS t a t i s t j cMs o r t a l i t yR e p o r ot n l i n e2, 0 0 5
4I. HerslrcyBars. HersheyChocolateUSA makessmall,
fun-sizechocolatebars.How many 20-bar packages
can be filled with 11,267bars?How many bars will be
packages;
Ieft over? r-1613
7 barsleli over'
42. l]eese's
Pea,ntrtButter Cu1ts. H. B. ReeseCandy Co.
makes small, fun-sizepeanut butter cups.The company
manufactures23,579cups and fills 1025packages.How
many cups are in a package?How many cups will be
4 cupslel'tover'
left over? 2ll cupspel package;
43. Map Drcttuing. A map has a scaleof 64 mi to the inch.
How far apart in reality are two cities that are 6 in. apart
on the map? How far apart on the map are two cities
that, in realiry are I72B mi apart? 384mi;27 in.
44. Map Drawiltg. A map has a scaleof 150mi to the inch,
How far apart on the map are two cities that, in reality,
are 2400mi apart? How far apafi in reality are two cities
that are 13 in. apart on the map? 16in.; 1950mi
tr
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,
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r
o
E
O
?8
CHAPTER
l: WholeNumbers
45. Crossword. The LosAngelesTimes crossword puzzle is
a rectanglecontaining 441 squaresarrangedin
21 rows. How many columns does the puzzlehave?
46. Sheeto.fStamps. A sheetof 100stampstypicallyhas
10 rows of stamps. How many stamps are in each row?
l0 stamps
2l columns
47. Copiesof this book are generallyshipped from the
warehousein cartons containing 24 books each.How
many cartonsare neededto ship 1355books?
56 full cartons;1I booksleft over.If 1355booksare
shipped,it will take57 cartons.
49. Elenabuys 5 video gamesat $64 each and pays for them
with $10 bills. How many $10 bills doesit take?
32 $10bills
51. You have $568in your bank account.You use your debit
card for $46,$87,and $129.Then you deposit $94 back
in the account after the return of some books.How
much is left in your account? $400
Weight Loss. Many Americansexercisefor weight control.
It is knor,rrn
that one must burn off about 3500caloriesin
order to lose one pound. The chart sho"\Tthere detailshow
much of certain gpes of exerciseis required to burn 100
calories.Use this chart for Exercises53-56.
48. According to the H. J. Heinz Company,16-ozbottles of
catsup are generally shipped in cartons containing
12 bottles each.How many cartons are neededto ship
528 bottles of catsup?
44 cartons
50. Pedrobuys 5 video gamesat $64 each and pays for
them with $20 bills. How manv $20 bills doesit take?
l6 $20bills
52. The balancein your bank account is $749.You use your
debit card for $34 and $65.Then you make a deposit of
$123from your paycheck.\Atrat is your new balance?
$773
To burn off I00 calories,
you must:
.
.
.
.
Run for B minutes at a brisk pace, or
Swim for 2 minutes at a brisk pace, or
Bicycle for 15 minutes at 9 mph, or
Do aerobic exercises for 15 minutes.
53. How long must you run at a brisk pace in order to lose
one pound? 280min, or 4 hr 40 min
54. How long must you swim in order to lose one pound?
55. How long must you do aerobic exercisesin order to lose
one pound? 525min, or B hr 45 min
56. How long must you bicycle at 9 mph in order to lose
one pound? 525min, or Bhr 45 min
70 min. or I hr l0 min
79
Exercise
SetLB
57. Bonesin the Hands and Feet. There are 27 bones in
eachhuman hand and 26 bones in eachhuman foot.
How many bones are there in all in the hands and feet?
m,ffi
'#u\\
58. Subway Trauel. The distance to Mars is about
miles.The number of miles that people in
303,000,000
the United Statestraveled on subwaysin 2003
approximately equaled 22 round,trips to Mars. \Arhat
was the total distance traveled on subways?
l/#t'
S o u r c e :A m e r i c a nP u b l i cT r a n s D o r t a t i oAns s o c i a t i o nN. A S A
106bones
59. Index Cards. Index cards of dimension 3 in. by 5 in. are
normally shipped in packagescontaining 100cards
each. How much r,l'riting area is available if one uses the
front and back sidesof a packageof these cards?
3000sq in.
6f . DW In the newspaper article "\Mhen Girls Play,Knees
Fail," the author discussesthe fact that female athletes
have six times the number of knee injuries that male
athletes have.\Mhat information would be needed if you
were to write a math problem based on the article?
What might the problem be?
13,332,000,000
mi
60. An office for adjunct instructors at a community college
has 6 bookshelves,each of which is 3 ft wide. The office
is moved to a new location that has dimensionsof 16 ft
by 21 ft. Is it possiblefor the bookshelvesto be put side
by side on the 16-ftwall?
No,becauselB ft of wall is needed
62. DW Write a problem for a classmateto solve.Design
the problem so that the solution is "The driver still has
329 mi to travel."
p. C1
Source: TheAizona Republlc.219100,
I
SKILTTVIAII'iTENANCE
Round 234,562to the nearest: [1.4a]
63. Hundred. 234,600
65. Thousand. 235,000
64. Ten. 234,560
Estimatethe computation by rounding to the nearestthousand. t1.4bl
66.2783 + 4602+ 5797+ 8111 22,000
67.28,430- 11,977 16,000
68. 2100 + 5800 8000
69. 5800 - 2100 4000
Estimatethe product by rounding to the nearesthundred. t1.sbl
71. 887 .799 720,000
70, 787 .363 320,000
a-t
l
72. 10,362. 4531 46,800,000
SrrrTnESrS
73. DW Karen translates a problem into a multiplication
equation,whereasDon translatesthe same problem
into a division equation.Can they both be correct?
Explain.
74. DW Of the five problem-solvingstepslisted at the
beginning of this section,which is the most difficult
for you? Why?
ZS. ffi Speedof Light. Light travelsabout 186,000mi/sec
(milesper second)in a vacuum as in outer space.In ice
it travelsabout 142,000mi/sec, and in glassit travels
about 109,000mi/sec. In 18 sec,how many more miles
will light travel in a vacuum than in ice? than in glass?
76. CarneyCommunity Collegehas 1200students.Each
professorteaches4 classesand each student takes
5 classes.There are 30 studentsand I teacherin each
classroom.How many professorsare there at Carney
Community College? 50 professors
o
Q
792,000
mi; 1,386,000
mi
80
C H A P I E Rl : W h o l eN u m b e r s