Question: In a survey, 45 people like action movies, 30 like drama, and 15 like both. How many people like only drama?
Options:
15
30
45
0
Correct Answer: 15
Solution:
The number of people who like only drama is 30 - 15 = 15.
In a survey, 45 people like action movies, 30 like drama, and 15 like both. How
Practice Questions
Q1
In a survey, 45 people like action movies, 30 like drama, and 15 like both. How many people like only drama?
15
30
45
0
Questions & Step-by-Step Solutions
In a survey, 45 people like action movies, 30 like drama, and 15 like both. How many people like only drama?
Step 1: Identify the total number of people who like drama, which is 30.
Step 2: Identify the number of people who like both action movies and drama, which is 15.
Step 3: To find the number of people who like only drama, subtract the number of people who like both from the total number of people who like drama: 30 - 15.
Step 4: Calculate the result: 30 - 15 = 15.
Step 5: The final answer is that 15 people like only drama.
Set Theory – Understanding the relationships between different groups, specifically how to calculate the number of individuals in overlapping sets.
Venn Diagrams – Using visual representations to solve problems involving two or more groups and their intersections.
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