IMO Level 1 Mathematics Olympiad (SOF) Class 6: Questions 808  813 of 1059
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Question number: 808
» Algebra
Question
In the value of b is
Choices
Choice (4)  Response  

a.  195  
b.   1  
c.   15  
d.  15 
Question number: 809
» Algebra
Question
Meera bought packs of trading cards that contain 10 cards each. She gave away 7 cards.
X = Number of packs of trading cards
Which expression shows the number of cards left with Meera?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 810
» Algebra
Question
The equation for the statement; ‘thirdhalf of a number subtracted from 6 is 20’ is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 811
Question
In a mountain climbing training center, 500 persons are trained out of which 355 are selected for international climbing competition. Ratio of nonselected persons to the selected persons is
Choices
Choice (4)  Response  

a.  71: 29  
b.  29: 71  
c.  7: 5  
d.  5: 7 
Question number: 812
Question
Ratio of shaded fraction to whole is________
Choices
Choice (4)  Response  

a.  1: 2  
b.  8: 4  
c.  4: 4  
d.  3: 2 
Question number: 813
Question
In a rectangular shaped field, whose side measures 32 m by 36 m, a squared pool is located at the center with side of 10 m. The area of the field excluding the pond is
Choices
Choice (4)  Response  

a.  1000 sq. m  
b.  1092 sq. m  
c.  1052 sq. m  
d.  1170 sq. m 