# Fill in Blank: Probability of an Event a + Probability of Event ‘Not A’ ........... - Mathematics

Fill in blank:

Probability of an event A + Probability of event ‘not A’ ...........

#### Solution

1, ∵ P(E) + P(barE) = 1

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#### APPEARS IN

RD Sharma Class 10 Maths
Chapter 16 Probability
Exercise 16.1 | Q 41.5 | Page 23