International Maths Olympiad Forum By SOF Olympiad Trainer - Page 37

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 1

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
OR INSTEAD OF ALL THIS YOU KNOW THAT 4 INTO 3 IS 12 so, 4/12 is 1/3

Ans 2:

Class : Class 5

Ans 3:

Class : Class 6
On analysing this question, we know that April, June, September and November have 30 days. So our fraction is 4/12. But since 4/12 is not one of the options, we can reduce 4/12 to its lowest term. HCF of 4 and 12 = 4 4/12 = 4/4 / 12/4 = 1/3 So your answer is A.

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Subject :IMO    Class : Class 4

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