# In a class of 100 students, 55 students have passed in physics and 67 students have passed in mathematics. Find the number of students passed in Physics only

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by Saadhana

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by Saadhana

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The Brainliest Answer!

let B denote no. of student who pass in mathematics

According to question

n(A)= 55

n(B)=67

n(A union B)=100

n(A intersection B)= n(A) +n(B)-n(A union B)

55+67-100

122-100⇒22

no. of student who passed only in physics is given by n(A)-n(A intersection B)⇒55-22=33