# Difficult Bar Charts Solved QuestionData Interpretation Discussion

Common Information

Ten students of an engineering college either liked (LIK) or did not like (DNL) a movie each one of them watched in December 2008.

The movies watched by these ten students in December 2008 are $P, Q, R, S, T, U, V$ and $W$.

The given bar graph provides details about the number of movies not liked by each of these ten students.

The following bar chart provides details about the number of students (out of the 10 given students) who liked the movies $P, Q, R, S, T, U$ and $V$.

 Q. Common Information Question: 1/4 What is the total number of students who did not like the movie $W$?
 ✔ A. Eight ✖ B. Seven ✖ C. Two ✖ D. Three ✖ E. Cannot be determined

Solution:
Option(A) is correct

Consider the table shown below:

Table below can be scrolled horizontally

Number of movies NOT Liked Number of movies Liked

Shefali

6

2

Shreyas

3

5

Nitin

4

4

Richa

5

3

Devendra

7

1

Pankaj

0

8

Abhishek

2

6

Ashraf

1

7

Priyanka

4

4

Amit

5

3

Total

37

43

Aggregate number of students who liked the movies $P, Q, R, S, T, U$ and $V$ is:

$=10+9+1+4+6+3+8$

$=41$

So, the number of students who liked the movie W:

$=43-41=2$

Therefore, the number of students who did not like the movie

$W =10-2$

$= 8$