IMO Mathematics Olympiad Class 8: Questions 755  761 of 1029
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Question number: 755
Question
A 5digit number xy978 is divisible by 9 such that x + y < 5, where x and y are digits, then possible values of (x, y) are________.
Choices
Choice (4)  Response  

a.  (1, 2), (3, 0) and (2, 1) 

b.  (1, 2), (0, 3) and (2, 1) 

c.  (2, 1), (0, 3) and (1, 2) 

d.  None of the above 

Question number: 756
Question
If is divided by 5 leaves a remainder of 1, then one’s digit of must be________.
Choices
Choice (4)  Response  

a.  Either 1 or 2 

b.  Either 4 or 5 

c.  Either 1 or 4 

d.  All of the above 

Question number: 757
Question
21436587 is divisible by________.
Choices
Choice (4)  Response  

a.  2 

b.  5 

c.  9 

d.  7 

Question number: 758
Question
68790 is divisible by________.
Choices
Choice (4)  Response  

a.  5 

b.  3 

c.  4 

d.  None of the above 

Question number: 759
Question
The probability of occurrence of an event is________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Passage
The number of hours for which students of a particular class watched television during holidays is shown through the given graph. Answer the following questions.
Draw a column chart below to show this data. Show your scale on the vertical axis and label the bars.
Question number: 760 (1 of 6 Based on Passage) Show Passage
Question
The number of students watched TV for less than 3 hours is________.
Choices
Choice (4)  Response  

a.  12 

b.  15 

c.  22 

d.  34 

Question number: 761 (2 of 6 Based on Passage) Show Passage
Question
The number of students spent more than 6 hours in watching TV is________.
Choices
Choice (4)  Response  

a.  10 

b.  9 

c.  6 

d.  5 
