IMO Mathematics Olympiad Class 9: Questions 430  434 of 919
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 919 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 450.00 or
Question number: 430
Question
In the figure , and . Then K equals ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 431
Question
In the given figure, AD is the bisector of and . Then , are congruent by which criterion?
Choices
Choice (4)  Response  

a.  SAS  
b.  AAA  
c.  ASA  
d.  All of the above 
Question number: 432
Question
A cylinder and a cone have the same height and same radius of the base. The ratio between the volumes of the cylinder and the cone is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 433
Question
The edge of a cube is 20 cm. how many small cubes of 5 cm edge can be formed from this cube?
Choices
Choice (4)  Response  

a.  32  
b.  64  
c.  100  
d.  4 
Question number: 434
Question
A corn cob somewhat like a cone, has the radius of the broadest end as 2.1 cm and length as 20 cm. If each 1 cm ^{2} of the surface of the cob carries an average of 3 grains, find how many grains you would find on the entire cob?
Choices
Choice (4)  Response  

a.  670 grains  
b.  881 grains  
c.  980 grains  
d.  550 grains 