Get Answers to all your Questions

header-bg qa

Q. 5.     If  P(A)=\frac{6}{11},P(B)=\frac{5}{11}   and P(A\cup B)=\frac{7}{11}. ,  find

              (i)  P(A\cap B)

Answers (1)

best_answer

Given in the question 

P(A)=\frac{6}{11},P(B)=\frac{5}{11}   and P(A\cup B)=\frac{7}{11}.

By using formula:

p(A\cup B)=p(A)+p(B)-p(A\cap B)

          \frac{7}{11}=\frac{6}{11}+\frac{5}{11}-p(A\cap B)

 p(A\cap B)=\frac{11}{11}-\frac{7}{11}

p(A\cap B)=\frac{4}{11}

Posted by

seema garhwal

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads