Question

In a group of student, 50 student passed in english, 60 student passed in mathematic and 40 student passed in both the subject. find the number of student who passed either in english or in mathematic.
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Answer 1

Answer:

30

Step-by-step explanation:

use Venn diagram to solve

Answer 2

Answer:

1234567890123456789013256 1345678

255790

3680