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Class 7

MATHS

Set theory

Updated On: 7-3-2020

Answer

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Text Solution

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A

2

B

1

C

0

D

3

Answer

C

Solution

20 take only coffee. <br> 16 take only tea , <br>

Number of persons who take either coffer or tea = 36 <br> = Number of persons in the group <br>

Required number =0 <br> Hence , the correct option is (c )

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