IMO Mathematics Olympiad Class 5: Questions 577  581 of 838
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Question number: 577
Question
What is the mass of 10 such
?
Choices
Choice (4)  Response  

a.  80 g 

b.  40 g 

c.  100 g 

d.  60 g 

Question number: 578
» Geometry
Question
If ABC is a right angled triangle, then DBE = ________.
Choices
Choice (4)  Response  

a.  25^{0} 

b.  52^{0} 

c.  90^{0} 

d.  None of the above 

Question number: 579
» Geometry
Question
How many squares are there in the given figure?
Choices
Choice (4)  Response  

a.  16 

b.  13 

c.  12 

d.  All of the above 

Question number: 580
Question
Neha has rupees 7.60 to buy dinner. If she buys a bun that costs rupees 3.45, how much money is left with her?
Choices
Choice (4)  Response  

a.  4 rupees 

b.  10.95 rupees 

c.  10 rupees 

d.  4.15 rupees 

Question number: 581
» Geometry
Question
In the given figure, the area of the shaded square is 100. What is the perimeter of the rectangle EFGH?
Choices
Choice (4)  Response  

a. 


b. 


c.  70 cm 

d. 

