IMO Level 2 Mathematics Olympiad (SOF) Class 9: Questions 42  45 of 48
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Question number: 42
Appeared in Year: 2013
Question
A bonus of Rs. 1000 is to be divided among three people so that Rohit receives twice as much as Sachin, who receives onefifth as much as Gagan. How much money should Gagan receive?
Choices
Choice (4)  Response  

a.  Rs. 100 

b.  Rs. 375 

c.  Rs. 625 

d.  Rs. 250 

Question number: 43
» Linear Equations in Two Variables
Appeared in Year: 2013
Question
If the polynomial be a perfect square, then the value of “m” is.
Choices
Choice (4)  Response  

a. 


b.  24 

c. 


d. 


Question number: 44
Appeared in Year: 2013
Question
In a bullet the gunpowder is to be filled up inside the metallic enclosure. The metallic enclosure is made up of a cylindrical base and conical top with the base of radius 5 cm. The ratio of height of cylinder and cone is a cylindrical hole is drilled through the metal solid with height two third the height of metal solid. What would be the radius of the hole, so that the volume of the hole (in which gun powder is to be filled up) is onethird the volume of metal solid after drilling?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 45
Appeared in Year: 2013
Question
In Δ∴ABC, It is given that D is the midpoint of BC, E is the midpoint of BD and O is the midpoint of AE. Then angle (Δ∴BOE) =?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

