IMO Mathematics Olympiad Class 6: Questions 635  637 of 1049
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Question number: 635
Question
If the perimeter of a rectangle is 32 m, then which dimensions may not be possible for rectangle?
Choices
Choice (4)  Response  

a.  Length = 8 m, breadth = 8 m 

b.  Length = 4 m, breadth = 12 m 

c.  Length = 10 m, breadth = 4 m 

d.  Length = 3 m, breadth = 13 m 

Question number: 636
Question
The number of envelops that can be made out of a sheet of paper 384 cm by 172 cm if each envelop requires a piece of paper of size 16 cm by 12 cm, is
Choices
Choice (4)  Response  

a.  338 

b.  340 

c.  342 

d.  344 

Question number: 637
Question
Find the area of unshaded part of the figure.
Choices
Choice (4)  Response  

a.  198 sq. cm 

b.  186 sq. cm 

c.  145 sq. cm 

d.  168 sq. cm 
