Question
Download Solution PDFComprehension
Directions: The data on 450 students who gave an examination in Physics, Mathematics and Chemistry in Class Xl in a school is given below.
Passed in all subjects: 167
Failed in all subjects: 60
Failed in Physics: 175
Failed in Mathematics: 199
Failed in Chemistry: 191
Passed in Physics only: 62
Passed in Mathematics only: 48
Passed in Chemistry only: 52
How many passed in at least one subject?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFNumber of students passed in at least one subject = (The total number of students - The number of students who failed in all subjects)
⇒ 450 - 60
⇒ 390
∴ The number of students who passed in at least one subject is 390.
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