1.   Find 33 − 11.
    A. 44 B. 22
    C. 3 D. 363
    Hint
  2.   Find 44 − 28.
    A. 16 B. 26
    C. 1,232 D. 72
    Hint
  3.   Find the mode of the ages 15 years, 18 years, 19 years, 18 years, and 16 years.
    A. 18 years B. 17.2 years
    C. 4 years D. 19 years
    Hint
  4.   Find the median of the lengths 23 cm, 27 cm, 27 cm, 23 cm, 30 cm, and 23 cm.
    A. 23 cm B. 7 cm
    C. 25 cm D. 27 cm
    Hint
  5.   Use the line plot to find the mode.
   
    A. 50 B. 10
    C. 56 D. 55
    Hint
  6.   Use the line plot to find the median.
   
    A. 89 B. 88.5
    C. 5 D. 88
    Hint
  7.   This frequency table shows the prices of some items in a store.

Find the median price for the items.

PriceNumber of items
$1.501
$2.000
$2.500
$3.005
$3.503
$4.003
$4.504
$5.004
    A. $3.25 B. $3.50
    C. $3.00 D. $4.00
    Hint
  8.   This frequency table shows the prices of some items in a store.

Find the mode.

PriceNumber of items
$1.501
$2.000
$2.500
$3.005
$3.503
$4.003
$4.504
$5.004
    A. $3.50 B. $3.25
    C. $4.00 D. $3.00
    Hint
  9.   The set of data shows the number of times 20 students took public transportation last month.

1, 4, 5, 6, 6, 7, 7, 11, 11, 14, 15, 16, 16, 17, 17, 18, 19, 20, 22, 22

Make a frequency table using the intervals 1–5, 6–10, 11–15, and so on. Which interval has the greatest number of data values?
    A. 11–15 B. 21–25
    C. 6–10 D. 16–20
    Hint
  10.   The set of data shows the number of times 20 students took public transportation last month.

1, 4, 5, 6, 6, 7, 7, 11, 11, 14, 15, 16, 16, 17, 17, 18, 19, 20, 22, 22

Make a frequency table using the intervals 1–5, 6–10, 11–15, and so on. Which interval has exactly 2 data values?
    A. 16–20 B. 6–10
    C. 11–15 D. 21–25
    Hint
  11.   Use this bar graph, which shows how some students traveled to school on 3 days.

Which day had the least number of bus riders?
   
    A. Monday B. Wednesday
    C. All three days D. Friday
    Hint
  12.   Use this bar graph, which shows how some students traveled to school on 3 days.

On which day were there at least 60 bus riders?
   
    A. All three days B. Wednesday only
    C. Wednesday and Friday D. Monday only
    Hint
  13.   This double line graph shows the numbers of DVDs rented during a 7 month period during two different years.

What is the interval size of the y-axis?
   
    A. 100 B. 2,000
    C. 500 D. 1,000
    Hint
  14.   This double line graph shows the numbers of DVDs rented during a 7 month period for two different years.

How many DVDs are rented in February 2005?
   
    A. 5,000 B. 3,000
    C. 4,000 D. 2,000
    Hint
  15.   Suppose you have data on the numbers of music CDs and movie DVDs of 10 of your classmates. Which of the following is the most appropriate type of graph to display the data?
    A. line plot B. pictograph
    C. line graph D. double bar graph
    Hint
  16.   Suppose you have data on the prices of 10 entrees at a restaurant. Which of the following is the most appropriate type of graph to display the data?
    A. bar graph B. line graph
    C. double bar graph D. line plot
    Hint