Simple Equations (IMO Mathematics Olympiad Class 7): Questions 40  44 of 83
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Question number: 40
» Simple Equations
Question
What is the value of that makes the following expression true?
Choices
Choice (4)  Response  

a.  2 

b.  4 

c.  3 

d.  3 

Question number: 41
» Simple Equations
Question
The present age of P is twice that of Y. 14 years from now, age of P will be times that of Y. The present ages of P and Y (in years) respectively, is ________.
Choices
Choice (4)  Response  

a.  12, 24 

b.  24, 12 

c.  14, 28 

d. 


Question number: 42
» Simple Equations
Question
In a school, in addition to 150 students, 8 peons with some teacher. Students have 5 apples and 8 oranges, peons have 2 apples and 3 oranges and teachers have 5 apples and 3 oranges. If the total number of orange be 478 more than the number of apples, find the number of teachers.
Choices
Choice (4)  Response  

a.  12 

b.  20 

c.  10 

d.  23 

Question number: 43
» Simple Equations
Question
The age of Ram and Shyam are in ratio after 4 years, their ages will be in the ratio . The present age of Shyam is________
Choices
Choice (4)  Response  

a.  24 years 

b.  8 years 

c.  16 years 

d.  14 years 

Question number: 44
» Simple Equations
Question
In a certain office, of the workers are men, of the men are married and of the married men have children. If of the women are married and of the married women have children, What parts of workers have children?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

