Page 190 - Start Up Mathematics_6

2. What advantage do bar diagrams have over pictographs? Explain with an example.

3. What, if anything, is wrong with the following bar graphs?

(a) 50 (b) 50

Pocket money (`) 40 Pocket money (`) 30
40
30

20
10 20
10
Mon. Wed. Fri.
Days Mon. Wed. Fri.
Days
Values and Life Skills

1. In Delhi, the following cars were sold and registered with the transport authority in a particular
week.
Number of cars
Draw a pictograph where a picture of a car represents Day sold and registered
10 cars and answer the following: Monday 70

(a) On which day were maximum number of cars sold Tuesday 60
and registered? Wednesday 90

(b) How many pictures of cars will represent the Thursday 100
number of cars sold and registered on Tuesday? Friday 80
(c) How many cars were sold and registered during Saturday 10
that week?
What is the minimum age required to drive a vehicle? Is it legal to drive a vehicle without
a driving licence?
2. Milk consumption per day by each family in a colony is given below:

Number of litres 1 2 3 4 5 6 7
Number of families 11 32 18 45 12 36 14
Show this information on a bar graph. Find the quantity of milk consumed per day by maximum
number of families. Also find the maximum quantity of milk consumed by a family per day.
Why is milk consumption good for health? 1 unit length = 20 percent

3. Given alongside is a bar graph. Look at it 100
carefully and answer the following questions: 80
(a) What information does the bar graph give? 60

(b) Which class has the highest percentage of Percentage of students present
students present? 40

(c) In which class are the students most 20
irregular?
Should you be regular or irregular in your 0 VI VII VIII IX X
school? Classes

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