IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 738  744 of 1022
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Question number: 738
» Symmetry and Visualizing Solid Shapes
Question
Which letter of the English alphabet has reflection symmetry about only horizontal mirrors?
Choices
Choice (4)  Response  

a.  A  
b.  J  
c.  E  
d.  I 
Question number: 739
» Logical and Analytical Reasoning
Question
If ‘+’ means ‘ ’, ‘ ’ means ‘ ’, ‘ ’ means ‘ ’ and ‘ ’ means ‘+’ then ?
Choices
Choice (4)  Response  

a.  39  
b.  45  
c.  48  
d.  29 
Question number: 740
Question
Mean of 6 observations was found to be 46. Later on, it was detected that an observation 46 was misread as 64, then the correct mean of the observations is ________.
Choices
Choice (4)  Response  

a.  43  
b.  41  
c.  42  
d.  40 
Question number: 741
» Logical and Analytical Reasoning
Question
Find the odd number out?
Choices
Choice (4)  Response  

a.  4  
b.  26  
c.  107  
d.  312 
Question number: 742
Question
When a coin is tossed 5 times, then the probability of getting 4 head is ________.
Choices
Choice (4)  Response  

a.  0  
b.  1  
c. 
 
d.  2 
Question number: 743
Question
The radius of the given circle is 14 cm, then the area of the shaded portion is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 744
» Logical and Analytical Reasoning
Question
Rose wrote a sequence using the following steps:
She chose (6) as the first term.
Each term after the first was 5 more than the immediately preceding term.
What are the first five terms in Rose’s sequence?
Choices
Choice (4)  Response  

a.  6, 1,4, 9,14  
b.  6, 11, 15, 20, 25  
c.  6, 1,3, 8,13  
d.  6, 11, 16, 21, 26 