IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 434  442 of 1022
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Question number: 434
Question
The value of is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 435
Question
By what number should we multiply so that the product may be equal to 27?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 436
Question
If , then the value of is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 437
Question
A contractor employed 90 men to build an office in 30 days. After 10 days, he was joined by 10 more men. In how many days will the remaining work be finished?
Choices
Choice (4)  Response  

a.  25 days  
b.  18 days  
c.  21 days  
d.  16 days 
Question number: 438
Question
The number which is multiplied by to obtain a product equal to is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 439
Question
The product of is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 440
Question
The value of is ________.
Choices
Choice (4)  Response  

a.  4  
b.  16  
c.  2  
d.  32 
Question number: 441
Question
If then n =?
Choices
Choice (4)  Response  

a.  6  
b.  8  
c.  2  
d.  4 
Question number: 442
Question
Salary of an employee increases every year by 15%. His salary in the year 2010 was Rs. 18000. What was his salary in 2008?
Choices
Choice (4)  Response  

a.  Rs. 14,225  
b.  Rs. 13,500  
c.  Rs. 11,500  
d.  Rs. 13,610 