in 500 students, if 20% students read the hindu newspaper and 40% read the ajit newspaper and 10% read both newspapers. then how many students do not read any news paper
Answers
Answer:
250
Step-by-step explanation:
20% of 500 = 100
40% of 500 = 200
10% of 500 = 50
do not read any = 500 - [100+200-50]
= 500 - 250
= 250
Given, In 500 students, if 20% students read the hindu newspaper and 40% read the ajit newspaper and 10% read both newspapers.
- To find, Students don't read any newspaper
Solution :
Total number of students = 500
- Conditions
20% students read the hindu newspaper
40% read the ajit newspaper
10% read both newspapers.
- According to the given conditions
★ Number of students that read the Hindu newspaper
→ 20/100 × 500 = 100
★ Number of students that read the Ajit newspaper
→ 40/100 × 500 = 200
★ Number of students that read both newspapers
→ 10/100 × 500 = 50
- Now consider the students who don't read newspaper be x
→ x + hindu newspaper reader + Ajit newspaper reader - both Hindu and Ajit newspaper reader = 500
→ x + 100 + 200 - 50 = 500
→ x + 250 = 500
→ x = 500 - 250
→ x = 250
•°• The number of students who don't read any newspaper i. e 250 students