IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 431  439 of 1022
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Question number: 431
Question
If , then the value of is ________.
Choices
Choice (4)  Response  

a. 


b.  8 

c. 


d.  12 

Question number: 432
Question
A number M exceeds N by 75%. By what percentage is M more than N?
Choices
Choice (4)  Response  

a.  75% 

b.  65% 

c.  30% 

d.  25% 

Question number: 433
Question
If , then x is ________.
Choices
Choice (4)  Response  

a.  13 

b.  12 

c.  24 

d.   12 

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. 

