IMO Mathematics Olympiad Class 5: Questions 431  436 of 837
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Question number: 431
Question
At breakfast, the temperature outside was 24. At lunchtime, it had gone down 7, and then by dinner time it had gone up 5. What was the temperature at dinnertime?
Choices
Choice (4)  Response  

a.  22^{0}C 

b.  24^{0}C 

c.  31^{0}C 

d.  All of the above 

Question number: 432
Question
Water freezes at 0^{0 }C which is same as ________.
Choices
Choice (4)  Response  

a.  32^{0} F 

b.  35^{0 }F 

c.  33^{0} F 

d.  None of the above 

Question number: 433
Question
Find the word from the options, which can have all the given letters as prefixes.
Choices
Choice (4)  Response  

a.  PEL 

b.  ICE 

c.  EAN 

d.  EIN 

Question number: 434
» Geometry
Question
How many chords and radii are there respectively?
Choices
Choice (4)  Response  

a.  1, 0 

b.  7, 2 

c.  3, 2 

d.  All of the above 

Question number: 435
» Geometry
Question
In the given figure, AB is as long as BC and DE = EF = FG. What is the length of BC?
Choices
Choice (4)  Response  

a.  10 cm 

b.  18.75 cm 

c.  25 cm 

d.  5 cm 

Question number: 436
» Geometry
Question
A store has a rectangular parking lot of 130 feet by 90 feet. What is the perimeter of the parking lot?
Choices
Choice (4)  Response  

a.  520 feet 

b.  220 feet 

c.  250 feet 

d.  440 feet 
