IMO Mathematics Olympiad (SOF) Class 7: Questions 83  92 of 1012
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Question number: 83
Question
A farmer has 100 animals out of which are dairy cows; of dairy cows are cattle. How many cattle he has?
Choices
Choice (4)  Response  

a.  70 

b.  50 

c.  20 

d.  10 

Question number: 84
Question
is a fraction that lies between and. What is the missing whole number in the box?
Choices
Choice (4)  Response  

a.  30 

b.  25 

c.  62 

d.  16 

Question number: 85
Question
Find the value of.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 86
Question
How many pieces of equal size can be cut from a rope of 30m long, each measuring?
Choices
Choice (4)  Response  

a.  4 

b.  6 

c.  10 

d.  8 

Question number: 87
Question
The value of is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 88
Question
The product of the 7 fractions
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 89
Question
The quotient when 0.004992 is divided by 0.312 is
Choices
Choice (4)  Response  

a.  16 

b.  0.016 

c.  0.16 

d.  0.0016 

Question number: 90
Question
The value of is
Choices
Choice (4)  Response  

a. 


b.  5 

c. 


d.  5 

Question number: 91
Question
is a fraction that lies between and. What is the missing whole number in the box?
Choices
Choice (4)  Response  

a.  112 

b.  56 

c.  32 

d.  65 

Question number: 92
Question
Find the value of.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

