Medium Math Class 9 Level 10

If the probability of an event is 17/30 then what is the probability of its not happening?

यदि किसी घटना की प्रायिकता 17/30 है तो उसके न होने की प्रायिकता क्या होगी?

A 11/30 / 11/30 B 12/30 / 12/30 C 13/30 / 13/30 D 17/30 / 17/30
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Correct Answer

C. 13/30 / 13/30

Explanation

The probability of the complementary event is 1 - 17/30 = 13/30.

पूरक घटना की प्रायिकता 1 - 17/30 = 13/30 होती है।

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