IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 300  312 of 1022
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Question number: 300
Question
Step 1:
Step 2:
Step 3:
Are the above given steps showing simplification of algebraic expression
?
Choices
Choice (4)  Response  

a.  Only step 1 and 2 are correct  
b.  Only step 1 is correct  
c.  No  
d.  Yes 
Question number: 301
Question
By selling a jug for Rs. 144, a man loses of his outlay. If it is sold for Rs. 189, what is the gain percent?
Choices
Choice (4)  Response  

a.  50%  
b.  25%  
c.  30%  
d.  12.5% 
Question number: 302
Question
Choices
Choice (4)  Response  

a.  
b. 
 
c. 
 
d. 
Question number: 303
Question
Subtract the sum of and from 16 is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 304
Question
The value of , if is ________.
Choices
Choice (4)  Response  

a.  16  
b.   16  
c.  12  
d.   12 
Question number: 305
Question
A factor of is ________.
Choices
Choice (4)  Response  

a.  4  
b. 
 
c. 
 
d.  All a. , b. and c. are correct 
Question number: 306
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  
d. 

Question number: 307
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 308
Question
What is the value of at ?
Choices
Choice (4)  Response  

a.  Discriminant  
b.  0  
c.  a  
d. 

Question number: 309
Question
The value of when and is ________.
Choices
Choice (4)  Response  

a.  1380  
b.  1208  
c.  1108  
d.  1080 
Question number: 310
Question
If , then the value of is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  
d. 

Question number: 311
Question
If , then the value of .
Choices
Choice (4)  Response  

a.  60  
b.  112  
c.  102  
d.  105 
Question number: 312
Question
Salary of an officer increases every year by 20%. His salary in the year 2001 was Rs. 26640. What was his salary in 1999?
Choices
Choice (4)  Response  

a.  Rs. 19,028  
b.  Rs. 19,528  
c.  Rs. 20,000  
d.  Rs. 18,500 