Question

Out of 100 students ,80 passed in science ,71 passed in English ,10 failed in both and 7 don't appear in exam.find the number of students who passed in both subject?

Answer 1

Given:

===> Out of 100 students.

===> 80 passed in science.

===> 71 passed in English.

===> 10 failed in both.

===> 7 don't appear in exam.

To find:

find the number of students who passed in both subject$.$

STEP BY STEP EXPLANATION:

===> 80 students has passed science

===> 71 students has passed english

===> difference between the students passed english

and science = 9 students

===> So, 80 - 9 = 71

ANSWER:

∴ So, 71 Students has passed both subject

Hence verified !