IMO Mathematics Olympiad (SOF) Class 10: Questions 448  452 of 958
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Question number: 448
Question
A jar contains 8 Pink cubes, 5 Pink spheres, 6 Orange cubes, and 6 Orange spheres. If you select an object at random, what is the probability that the object is Orange or a cube?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 449
» Triangle, Circle & Constructions
Question
is an isosceles triangle in which . Side RS is produced to P such that . Then equals ________
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 450
Question
If are the midpoints of the sides of , the area of the triangle is ________
Choices
Choice (4)  Response  

a.  8 sq. units 

b.  9 sq. units 

c.  6 sq. units 

d.  7 sq. units 

Question number: 451
Question
Four vertices of a parallelogram taken in order are. What will be the ratio of a and b?
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Choice (4)  Response  

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b. 


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d. 


Question number: 452
» Triangle, Circle & Constructions
Question
In an isosceles triangle ABC, is bisected by AD where D lies on BC. It is found that . Then equals ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

