WAJA Mathematics PMR

LINE GRAPH

When using a line graph to represent data. Make sure;

a. The axes are clearly labeled.b. The scale on both axes should be suitable and clearly marked.c. The data is plotted as points using coordinates.d. The points are joined with straight lines.e. The title of the graph is written.f. The line graph need not start at zero.

Example:

Month April May June July AugustNo. of cases 6 12 8 10 4

The table above shows the number of dengue cases in a state from April to August. Draw a line graph to represent the data given.

April

May June July

August

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Number of cases

2

1012

864

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Practice:

1.

The table above shows the number of students of five form three classes who obtained straight A s in the trial examination. Complete the line graph below to represent the data given.

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Class 3 Amanah 3 Berani 3 Cekal 3 Dinamik 3 EhsanNumber of

students obtained

straight A s

18 8 6 14 16

Number of students

3 Amanah

3 Berani

3 Cekal

3 Dinamik

3 Ehsan

2

62

8

4

10

14 16

12

18

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2.

The table above shows the number of cups of hot drinks sold during recess in five days. Complete the line graph below to represent the data given.

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Day Number of cupsSunday 450Monday 100Tuesday 350

Wednesday 200Thursday 300

Sunday

Monday

Tuesday

Wednesday

Thursday

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3.

Year Number of houses built2004 502005 2002006 1002007 1502008 150

The table above shows the number of houses built from the year 2004 to 2008. Complete the line graph below to represent the data given.

2004 2005

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4.

The table above shows the number of absentees for 5 days. Complete the line graph below to represent the data given.

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Day Monday Tuesday Wednesday Thursday FridayNum. of

absentees2 3 5 1 4

WedTueMon FriThu

Number of students

1

4

3

2

5

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5.

The table above shows the daily sales of a school cooperative store. In the grid below, draw a line graph to represent the data given.

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Day Sales (RM)Monday 300Tuesday 400

Wednesday 150Thursday 250

Friday 250

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6.

The table above shows the amount of rainfall in a certain area for the second half of a year. In the grid below, draw a line graph to represent the data given.

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Month July August September October November DisemberWater(cm) 20 24 18 26 28 12

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7.

Day 1 2 3 4 5Temperature 32 34 37 35 37

The table above shows the temperature of Pekan Makmur for 5 days. In the grid below, draw a line graph to represent the data given.

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8.

Day 1 2 3 4Num. of tickets 200 260 280 180

The table above shows the number of tickets sold in 4 days. In the grid below, draw a line graph to represent the data given.

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9.

The table above shows the price of a kg of prawns in five days. In the grid below, draw a line graph to represent the data given.

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Day Monday Tuesday Wednesday Thursday FridayPrice (RM) 2.20 2.40 2.90 3.00 2.80

WAJA Mathematics PMR

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