Basic Mathematics for College Students

79. POSTAGE RATES Can the advertising package
    shown below be mailed for the 1-ounce rate?


80. PHYSICAL THERAPY After back surgery, a
    patient followed a walking program shown in the
    table below to strengthen her muscles. What was the
    total distance she walked over this three-week
    period?


81. READING PROGRAMS To improve reading skills,
    elementary school children read silently at the end of
    the school day for hour on Mondays and for hour
    on Fridays. For the month of January, how many total
    hours did the children read silently in class?

S

7

14

21

28

M

1

8

15

22

29

T

2

9

16

23

30

W

3

10

17

24

31

T

4

11

18

25

F

5

12

19

26

S

6

13

20

27

1

2

1

4

(^5) –
8
Envelope
Coupon book 3-page letter
( )weight: oz
(^1) ––
16
( )weight: oz
(^1) ––
( )each sheet weighs oz 16
$ SAVINGS$ SAVINGS$ SAVINGS

82. PHYSICAL FITNESS Two people begin their
    workouts from the same point on a bike path and
    travel in opposite directions, as shown below. How far
    apart are they in hours? Use the table to help
    organize your work.


83. HIKING A scout troop plans to hike from the
    campground to Glenn Peak, as shown below. Since
    the terrain is steep, they plan to stop and rest after
    every mile. With this plan, how many parts will there
    be to this hike?


84. DELI SHOPS A sandwich shop sells a -pound
    club sandwich made of turkey and ham. The
    owner buys the turkey in -pound packages
    and the ham in -pound packages. If he mixes
    two packages of turkey and one package of ham
    together, how many sandwiches can he make from
    the mixture?


85. SKIN CREAMS Using a formula of ounce
    of sun block, ounce of moisturizing cream, and
    ounce of lanolin, a beautician mixes her own
    brand of skin cream. She packages it in -ounce
    tubes. How many full tubes can be produced
    using this formula? How much skin cream is left
    over?

1

4

3

4

2

3

1

2

2 12

134

1

2

Glenn

Peak

Campground

Brandon

Falls

Kevin

Springs

2–^4

5

mi

1–^2

5

mi

1–^4

5

mi

2

3

Start

Jogger: 2 mph^1 – 2 Cyclist: 7 mph^1 – 5

(^112)
294 Chapter 3 Fractions and Mixed Numbers
Week Distance per day
#1 mile
#2 mile
#3^34 mile
1
2
1
4
Rate Time Distance
(mph)



(hr)



(mi)

Jogger

Cyclist