IMO Mathematics Olympiad Class 6: Questions 422  428 of 1049
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Question number: 422
Question
Three equivalent fractions of are
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 423
» Understanding Elementary Shapes
Question
An angle which is less than is called
Choices
Choice (4)  Response  

a.  Right angle 

b.  Complete angle 

c.  Acute angle 

d.  Obtuse angle 

Passage
Look at the alphabets given below.
K E S H A V
Question number: 424 (1 of 2 Based on Passage) Show Passage
Question
What fraction of alphabets is made of 3 straight lines?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 425 (2 of 2 Based on Passage) Show Passage
Question
What fraction of alphabets is made of curved lines?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 426
» Understanding Elementary Shapes
Question
Which of the following statement is false?
Choices
Choice (4)  Response  

a.  A quadrilateral has two diagonals. 

b.  Each diagonal of a quadrilateral divides it into two triangles. 

c.  A quadrilateral can have almost three angles. 

d.  Each side of a quadrilateral is less than the sum of the remaining three sides. 

Question number: 427
» Decimals
Question
The ratio of copper and zinc in an alloy is 9: 5. If the weight of zinc in the alloy is 9.5 gm, then weight of copper in it is
Choices
Choice (4)  Response  

a.  17.4 gm 

b.  17.2 gm 

c.  17.5 gm 

d.  17.1 gm 

Question number: 428
» Understanding Elementary Shapes
Question
In an isosceles , the bisectors of and meet at D. If , then is equal to
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

