In a set of 200 people, 120 like reading, 80 like writing, and 50 like both. How many people like only writing?
Practice Questions
1 question
Q1
In a set of 200 people, 120 like reading, 80 like writing, and 50 like both. How many people like only writing?
30
50
80
20
The number of people who like only writing is |Writing| - |Both| = 80 - 50 = 30.
Questions & Step-by-step Solutions
1 item
Q
Q: In a set of 200 people, 120 like reading, 80 like writing, and 50 like both. How many people like only writing?
Solution: The number of people who like only writing is |Writing| - |Both| = 80 - 50 = 30.
Steps: 5
Step 1: Identify the total number of people who like writing, which is 80.
Step 2: Identify the number of people who like both reading and writing, which is 50.
Step 3: To find the number of people who like only writing, subtract the number of people who like both from the total number of people who like writing: 80 - 50.
Step 4: Calculate the result: 80 - 50 = 30.
Step 5: Therefore, the number of people who like only writing is 30.
