IMO Mathematics Olympiad Class 8: Questions 105  111 of 1029
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Question number: 105
» Linear Equations in One Variable
Question
Of a number divided by of a square of same number make . The number is_.
Choices
Choice (4)  Response  

a.  75 

b.  50 

c.  25 

d.  20 

Question number: 106
» Linear Equations in One Variable
Question
5 years ago a father’s age is 3 times greater to his son’s age. In present age of a son is 15 years then how old the father is?
Choices
Choice (4)  Response  

a.  40 years 

b.  35 years 

c.  47 years 

d.  44 years 

Question number: 107
» Linear Equations in One Variable
Question
Find two consecutive negative integer, whose product is 90.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 108
» Linear Equations in One Variable
Question
If of a number is 32 more than the original number, then the number is_.
Choices
Choice (4)  Response  

a.  70 

b.  60 

c.  80 

d.  25 

Question number: 109
» Linear Equations in One Variable
Question
The length of a rectangle is 4 m more than twice of its breadth. The length and breadth of the rectangle if its perimeter is 140 m, is_.
Choices
Choice (4)  Response  

a.  48m, 22m 

b.  20m, 50m 

c.  55m, 20m 

d.  55m, 30m 

Question number: 110
» Linear Equations in One Variable
Question
If the angles of a triangle are in the ratio 1: 2: 3, then the difference between the greatest and smallest angles is_.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  60 

Question number: 111
» Linear Equations in One Variable
Question
Two angles in a triangle in the ratio 3: 2. If the sum of these angles is equal to the third angle, then the third angle is_.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

