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Let S = the event that the card is a spade; and let A = the event that the card is a King. We know the following: There are 52 cards in the deck. There are 13 spades, so P(S) = 13/52. There are 4 King, so P(A) = 4/52. There is 1 King that is also a spade, so P(S∩A) = 1/52. Therefore, based on the rule of addition: P(S ∪ A) = P(S) + P(A) - P(S∩A) P(S ∪ A) = 13/52 + 4/52 - 1/52 = 16/52 = 4/13.
Despite of calls for bans,(1)/ India remains (2)/ particular infamous, (3) / as the one of the largest importer (4)/ of asbestos(5).
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Tripura is one of those State that got national awards for record food grain production in 2010-11.
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In the following questions, some parts of the sentences have errors and some are correct. Find out which part of a sentence has an error. The number o...
Nine tenths (1) / of the pillar (2) / have rotted away. (3) / No error (4)
1. Millions of organisms inhabits the sunlit water, and they are far more diverse than scientists even imagined.
2. Researchers reported the re...
Parts of the following sentence are given as options. Identify the segment that contains a grammatical error.
When there were a strong wind, th...
Read the sentence to find out whether there is any grammatical or idiomatic error in it. The error, if any, will be in one part of the sentence. The le...
Directions: In each of the questions, a sentence has been divided into four parts, one of which may contain an error. Identify that fragment and mark ...