IMO Mathematics Olympiad (SOF) Class 9: Questions 515  520 of 919
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Question number: 515
Question
If three coins are tossed simultaneously, what is the probability of getting at least two heads?
Choices
Choice (4)  Response  

a.  3 

b. 


c.  2 

d. 


Question number: 516
Question
If , then =
Choices
Choice (4)  Response  

a.  1 

b.  2 

c.  4 

d.  3 

Question number: 517
» Analytical Reasoning and Logical Reasoning
Question
Which figure can be made from the following paper cutouts?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 518
Question
If has as a factor and leaves a remainder 91 when divided by, find the values of ‘p’ and ‘q’.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 519
Question
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 520
» Introduction to Euclid's Geometry
Question
A batsman had a certain average of runs for 16 innings. In the 17^{th} innings, he made a score of 87 runs thereby increasing his average by 3. What is the average after 17 innings?
Choices
Choice (4)  Response  

a.  39 

b.  36 

c.  37 

d.  38 
