Basic Mathematics for College Students

CHAPTER 7 TEST

Fill in the blanks.

1. a. A horizontal or vertical line used for reference in
   a bar graph is called an.
   b. The (average) of a set of values is the sum
   of the values divided by the number of values in
   the set.
   c. The of a set of values written in
   increasing order is the middle value.
   d. The of a set of values is the single value
   that occurs most often.
   e. The mean, median, and mode are three measures
   of tendency.


2. WORKOUTS Refer to the table below to answer the
   following questions.

a. How many calories will a 155-pound person

burn if she runs for one hour at a rate of

5 mph?

b. In one hour, how many more calories will a

190-pound person burn if he runs at a rate of

7 mph instead of 6 mph?

c. At what rate does a 130-pound person have

to run for one hour to burn approximately

800 calories?

3. MOVING Refer to the bar graph in the next column
   to answer the following questions.
   a. Which piece of furniture shown in the graph
   requires the greatest number of feet of bubble
   wrap? How much?
   b. How many more feet of bubble wrap is needed to
   wrap a desk than a coffee table?

c. How many feet of bubble wrap is needed to cover

a bedroom set that has a headboard, a dresser, and

two end tables?

4. CANCER SURVIVAL RATES Refer to the graph
   below to answer the following questions.
   a. What was the survival rate (in percent) from
   breast cancer in 1976?
   b. By how many percent did the cancer survival rate
   for breast cancer increase by 2006?
   c. Which type of cancer shown in the graph has the
   lowest survival rate?
   d. Which type of cancer has had the greatest increase
   in survival rate from 1976 to 2006? How much of
   an increase?

Source: SEER Cancer Statistics Review

1976

2006

50%

Breast Prostate

75%

89.1%

67%

99.7%

50%

65.2%

Colon

13%15.6%

Lung

60%

70%

80%

10%

20%

30%

40%

90%

100%

Five-Year Survival Rates

Bed headboard

Coffee table

Desk

Dresser

End table

Chair (living room)

Love seat

Rocker

20 40 60 80

Feet of bubble wrap

100

Source: transitsystems.com

120 140 160

Amount of Bubble Wrap Needed to Wrap

Pieces of Furniture When Moving

630

Running

Body Weight

speed (mph) 130 lb 155 lb 190 lb

5 472 563 690

6 590 704 863

7 679 809 992

8 797 950 1,165

9 885 1,056 1,294

Number of Calories Burned While Running for One Hour

Source: nutristrategy.com