Reading
Data Tables Worksheet 9
Answer Key
Survey conducted on age groups of
people who like the following types of music.
Age Group |
Classical |
Pop |
Rock |
Jazz |
Ambient |
Total |
5-10 |
10 |
20 |
10 |
40 |
20 |
100 |
10-15 |
30 |
30 |
20 |
25 |
25 |
130 |
15-20 |
20 |
40 |
30 |
15 |
30 |
135 |
20-30 |
15 |
15 |
25 |
30 |
12 |
97 |
30-40 |
10 |
15 |
35 |
18 |
18 |
96 |
> 40 |
30 |
18 |
10 |
20 |
45 |
123 |
1 |
Which age group
likes pop music the most? 15-20 years |
2 |
As far as Rock music
is concerned, among which age-group it is least popular? 5-10 and > 40
years |
3 |
How many persons
among those surveyed like the Jazz music and which are in the age group of
10-15? 25 |
4 |
Find the total
number of people who were surveyed in the age group of 30-40? 96 |
5 |
Find the number of
people who like Pop music and are in the age group of 20-30? 15 |
6 |
Find the difference
in the total number of people surveyed in the category of 15-20 and 30-40? 39
|
7 |
Find the sum of the
number of people surveyed in the category 5-10 and who are in the age group
greater than 40 years? 223 |