Factorisation (IMO Mathematics Olympiad Class 8): Questions 60  63 of 63
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Question number: 60
» Factorisation
Question
One factor of is ________.
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Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 61
» Factorisation
Question
In a survey of 200 ladies, it was found that 85 like coffee while 115 dislike it. From these ladies, one is chosen at random. The probability that the chosen lady dislike coffee is________.
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 62
» Factorisation
Question
A bag has 3 red balls and 2 yellow balls. (The balls are identical in all respect other than color). A ball is drawn from the bag without looking into the bag. The probability of getting a red ball is________.
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 63
» Factorisation
Question
A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn random from the bag. The probability that all of them are red is,
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Choice (4)  Response  

a. 


b. 


c. 


d. 

