IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 291  297 of 1022
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Question number: 291
» Practical Geometry  Lines and Angles
Question
AB is parallel MN and MW is parallel to UB and , Find
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  69°  
d. 

Question number: 292
» Practical Geometry  Lines and Angles
Question
The sum of the three interior angles of triangle is ________.
Choices
Choice (4)  Response  

a.  180°  
b.  90°  
c.  190°  
d.  All of the above 
Question number: 293
» Practical Geometry  Lines and Angles
Question
In the figure, TUSO is a trapezium with TO parallel to US. MON, PQSR, WTUV are straight and parallel lines. Find
Choices
Choice (4)  Response  

a.  49°  
b. 
 
c. 
 
d. 

Question number: 294
» Practical Geometry  Lines and Angles
Question
PQ is parallel RS and RM is parallel to OQ and , Find
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  58° 
Question number: 295
Question
If , then x =
Choices
Choice (4)  Response  

a.  3  
b.  2  
c.  0  
d.  1 
Question number: 296
Question
By selling a dress for Rs. 545, a man loses of his outlay. If it is sold for Rs. 650, what is the gain percent?
Choices
Choice (4)  Response  

a.  7%  
b.  5%  
c.  9%  
d.  12% 
Question number: 297
Question
Salary of a professor increases every year by 10%. His salary in the year 2011 was Rs. 23000. What was his salary in 2009?
Choices
Choice (4)  Response  

a.  Rs. 19,008  
b.  Rs. 18,000  
c.  Rs. 20,210  
d.  Rs. 19,508 