Question

40% students passed in mathematics, 30% students passed in English, 10% passed in booth subjects, find the students to failed in the both subjects.​

Answer 1

Answer:

40 % because

Step-by-step explanation:

.let the number of students be 100.

.number of students passed in maths n(m)=40

.number of students passed i English n(e) =30

.number of students passed in both subjects n(b) =10

.total no. of students n(t)=60

n(t)=n(m)+n(e)-n(b)

n(t)=40+30-10

n(t)=60

.no. of students fail in both subjects =100-60

=40

=40%

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