Page 344 - Start Up Mathematics_8 (Non CCE)

1. How many matches did he play in the highest run group? Y
(a) 4 matches (b) 6 matches
(c) 10 matches (d) 8 matches 10

2. How many matches did he play in all? 8
(a) 20 matches (b) 24 matches Number of matches 6
4
(c) 22 matches (d) 26 matches 2
3. In how many matches did he score less than 60 runs? 0 20 40 60 80 100 X

(a) 8 matches (b) 2 matches Runs
scored
(c) 16 matches (d) 18 matches
The pie graph given alongside shows the different games played by the
students of class VIII. Study the pie graph and answer questions Tennis
numbered 4 and 5.
4. Which game is played by the least number of students? 30º
Cricket Football
(a) Tennis (b) Basketball 110º
(c) Football (d) Badminton
5. If there are 108 students in the class, how many 40º Badminton
of them play badminton? Basket-
(a) 25 (b) 26 (c) 23 (d) 27 ball

solve Mentally
True or False
1. Any point on the X-axis has its x-coordinate zero.

2. The point (–2, 4) lies in the second quadrant.
3. The X and Y axes divide the coordinate plane into four quadrants.
4. While constructing a histogram, the scale on the X-axis and Y-axis should be the same.

Fill in the Blanks
1. Any point on the ____________ has its x-coordinate zero.
2. A ____________ is a graphical representation of a frequency distribution of a grouped data.
3. A pictorial representation of numerical data in a circle divided into sectors is called ____________.
4. In a pie chart, the central angle of sector = ____________.
5. The point (–6, 0) lies on ____________.

Answer in One Word or a Line
1. The point (–4, 3) lies in which quadrant?
2. What is the formula for calculating percentage value of a component in a pie chart?
3. What are the coordinates of origin?

let’s evaluate
1. Draw a histogram for the following data:

Class interval 30–40 40–50 50–60 60–70 70–80 80–90 90–100

Frequency 3 7 12 15 8 3 2

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