Question

if 20 people like mango and 25 peoples like apples. there are 8 people who like both find how many like either mango or apple class 9​

Answer 1

mango liking members = 28 Or 24

apples liking members =33 Or 29

Step-by-step explanation:

mango liking people =20

apple liking people =25

people liking both fruits =8

Now, mango liking people =20+4=24 or 20+8=28

apples liking people=25+4=29 Or 25+8 = 33

Answer 2

Given : 20 people like mango and

25 people like apple's

there are 8 people like both

To find :   how many like either mango or apple​

Solution:

Like Mango M  = 20

Like Apple  A  = 25

Like Both  = (M ∩ A)  = 8

like either mango or apple​  M U A

M U A  = M + U  - M ∩ A

=> M U A  =  20 + 25  - 8

=> M U A  = 37

37  like either mango or apple​

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