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###### Chetan Suryawanshi posted an Question
May 17, 2020 • 21:27 pm 30 points
• IIT JAM
• Physics (PH)

# In an exam 80% of the students passed in eng, 85% in math and 75% in both. if 40 students failed in both subjects. what is the total number of students?

In an exam 80% of the students passed in Eng, 85% in Math and 75% in both. If 40 students failed in both subjects. What is the total number of students?

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• ##### Chandra prakash

it's method not for solutions of our question.... see different -2 approach.. u solve this type problem

see it.

• ##### Chandra prakash

see attached file.. another method.. I hope it's helpful for you

• ##### Ruby negi

dear,here is the ans. total no of students is 400..

solution...

• ##### Chandra prakash

see attached file

• ##### Dhairya sharma Best Answer

dear in the solution 45 students failed in bolt while in your que it's 40. so the difference occur. hope now it's clear dear.

• ##### Dhairya sharma

see it ans is 1 . hope it's clear to you.

dear plz consider here 40 as 40/100 or 40%

only when we get ans 1 otherwise answer won't be 1 .

• ##### Chetan suryawanshi

400

yeaha you are right .

• ##### Dhairya sharma

see the attached

dear the difference is in this solution abd question is 40 students are failed in both i'm attaching

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