what is the total no.of candidates at an exam if 3/10 candidates fail and the number those who passed exceeds the number of those who failed by 260?
Answers
Answered by
1
Answer:
The total number of students is 650.
Let the total number of students appearing be x.
Now 3/10 candidates fail.
So 3/10*x number of candidates fail.
So x-3/10*x number of students pass = 7/10*x number fail.
Now (7/10*x)-(3/10*x) = 260.
So 4/10*x = 260.
So, x = (260*10)/4 = 650
Similar questions
Science,
1 month ago
Science,
1 month ago
Computer Science,
1 month ago
Social Sciences,
3 months ago
Computer Science,
3 months ago
English,
8 months ago
English,
8 months ago
Math,
8 months ago