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Chapter 13: Q. 5. (page 868)

Use the information, supplied in the figure-

How many are in A or B ?

Short Answer

Expert verified

Our answer is34.

Step by step solution

01

Step 1. Given information.

02

Step 2. Count in A or B?

We can write set A or B as nA鈭�B.

Here we count the numbers that are in A or B.

Thus,20+2+6+1+0+5=34.

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Most popular questions from this chapter

IfP(B)=0.30,P(A鈭�B)=0.65andP(A鈭�B)=0.15,findP(A)

In a survey about the number of TV sets in a house, the following probability table was constructed:

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