IMO Level 1 Mathematics Olympiad (SOF) Class 8: Questions 108  113 of 1040
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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.  25 

b.  60 

c.  70 

d.  80 

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.  55m, 30m 

b.  48m, 22m 

c.  20m, 50m 

d.  55m, 20m 

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.  60 

c. 


d. 


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. 


Question number: 112
» Linear Equations in One Variable
Question
A man is 5 years older than his wife and his wife is now five times as old as their daughter, who is 8 years old. How old the man when his daughter was born?
Choices
Choice (4)  Response  

a.  37 years 

b.  30 years 

c.  40 years 

d.  35 years 

Question number: 113
» Linear Equations in One Variable
Question
Rohit was 4 times as old as his son 8 years ago. After 8 years, Rohit will be twice as old as his son. What are their present ages?
Choices
Choice (4)  Response  

a.  10 years, 30 years 

b.  15 years, 35 years 

c.  20 years, 50 years 

d.  16 years, 40 years 
