OLNA - Online Literacy and Numeracy Assessment Numeracy: Interpreting Graphs and Tables Questions and Answers

Question 1

The line graph below shows the number of visitors to a regional museum each month over a year.

(Graph shows months Jan-Dec on the x-axis and 'Number of Visitors' from 0 to 6000 on the y-axis. Data points are approximately: Jan-3000, Feb-3500, Mar-4500, Apr-5000, May-4000, Jun-2000, Jul-1500, Aug-2000, Sep-3000, Oct-3500, Nov-4000, Dec-5500.)

During which period did the museum experience the sharpest decline in visitor numbers?

Accepted Answer

May to July

Answer

March to April

Answer

August to September

Answer

November to December

Question 2

A pie chart shows the favourite hobbies of 180 Year 10 students. The sections are: Sport (40%), Gaming (30%), Reading (15%), Music (10%), and Other (5%). How many students chose Gaming as their favourite hobby?

Accepted Answer

54

Answer

30

Answer

60

Answer

72

Question 3

The two-way table below shows the results of a survey asking students whether they prefer to study in the morning or the evening.

| | Year 11 | Year 12 | Total |
|---|---|---|---|
| Morning | 45 | 35 | 80 |
| Evening | 25 | 55 | 80 |
| Total | 70 | 90 | 160 |

Which of the following statements is correct based on the data?

Accepted Answer

Fewer Year 11 students than Year 12 students prefer to study in the evening.

Answer

More Year 11 students prefer to study in the evening than in the morning.

Answer

In total, more students prefer to study in the morning than in the evening.

Answer

More Year 12 students prefer to study in the morning than in the evening.

Question 4

A bar chart displays the number of goals scored by four soccer players during a season. The values are: Alex - 18 goals, Ben - 24 goals, Chloe - 15 goals, and David - 21 goals. What is the average (mean) number of goals scored by these four players?

Accepted Answer

19.5

Answer

21

Answer

18

Answer

78

Question 5

The stem-and-leaf plot below shows the time, in minutes, it took for a group of people to complete a puzzle.

Key: 1 | 4 = 14 minutes

Stem | Leaf
1 | 4, 8, 8
2 | 0, 3, 5, 5, 9
3 | 1, 2, 2, 2, 6
4 | 0

What is the mode of this data set?

Accepted Answer

32

Answer

8

Answer

5

Answer

25

Question 6

The table below shows the costs for three different mobile phone plans.

| Plan | Monthly Fee | Included Data | Cost per extra GB |
|---|---|---|---|
| Basic | $20 | 5 GB | $10 |
| Standard | $35 | 20 GB | $8 |
| Premium | $50 | 50 GB | $5 |

A customer on the 'Standard' plan used 23 GB of data in one month. What will be their total bill for that month?

Accepted Answer

$51

Answer

$35

Answer

$43

Answer

$59