IMO Mathematics Olympiad (SOF) Class 7: Questions 109  114 of 1012
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Question number: 109
Question
How many more squares in the figure must be shaded so that the fraction of shaded squares is ?
Choices
Choice (4)  Response  

a.  10 

b.  15 

c.  20 

d.  5 

Question number: 110
Question
The vulgar fraction of 0.00284 can be expressed as
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 111
Question
A bowler took 15 wickets for 450 runs, and then his average score per wicket is _.
Choices
Choice (4)  Response  

a.  20 runs/wicket 

b.  25 runs/wicket 

c.  30 runs/wicket 

d.  15 runs/wicket 

Question number: 112
Question
How many more squares in the figure must be shaded so that the fraction of shaded squares is ?
Choices
Choice (4)  Response  

a.  6 

b.  8 

c.  4 

d.  12 

Question number: 113
Question
is a fraction that lies between and. What is the missing whole number in the box?
Choices
Choice (4)  Response  

a.  56 

b.  108 

c.  42 

d.  48 

Question number: 114
Question
Charmi studies for hours daily. She devotes hours of his time for English and science. How much time does she devote for other subjects?
Choices
Choice (4)  Response  

a.  Hours 

b.  Hours 

c.  2 Hours 

d.  Hours 
