Chetan suryawanshi Asked a Question
May 17, 2020 9:27 pmpts 30 pts
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 dhawan
    it's method not for solutions of our question.... see different -2 approach.. u solve this type problem
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  • Dhairya sharma
    see it.
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  • Chandra dhawan
    see attached file.. another method.. I hope it's helpful for you
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  • Ruby negi
    dear,here is the ans. total no of students is 400..
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  • Ruby negi
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  • Chandra dhawan thankyou
    see attached file
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  • 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.
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  • Dhairya sharma
    see it ans is 1 . hope it's clear to you.
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    Dhairya sharma
    dear plz consider here 40 as 40/100 or 40%
  • Chetan suryawanshi
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    Ruby negi
    yeaha you are right .
  • Dhairya sharma thankyou
    see the attached
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    Dhairya sharma
    dear the difference is in this solution abd question is 40 students are failed in both i'm attaching