defence exam ITBP (Telecommunication) Head Constable Mock Test 2024 Mathematics Probability Addition Theorem of Events
If E1 and E2 are two mutually exclusive events such that P(E1) = 4/7 and P(E2) = 1/4 then P(E1 ∪ E2) = ?
1
23/28
2
6/7
3
25/28
4
None of these