International Maths Olympiad Forum By SOF Olympiad Trainer

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 7
Answer is part B 3500

Ans 2:

Class : Class 7
please,clear the photo

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Subject :IMO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 10
Yeah it should be c answer given is wrong

Ans 2:

Class : Class 8
the answer is c - 39

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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1
It is 1.

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Subject :IMO    Class : Class 8

Ans 1:

Class :
B

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 9
I agree, hundred's digit place value is 100 ten's digit place value=10 unit's place=1 2x+1= 100 x (2x+1) = 200x + 100 x-1= 10 x (x-1) = 10x - 10 x= x x 1 = 1x thus the number = 200x +10 x + 1x +100 -10 = 211x +90.

Ans 2:

Class : Class 8
it will be b only

Ans 3:

Class : Class 8
Yes ,I also have felt some answers given in this site are wrong.

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 9
A : 3

Ans 2:

Class : Class 8
explain me

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5

Ans 2:

Class : Class 8
my grandfather's only son is father daughter of that is rahul's father's daughter is sister for rahul for the girl is brother

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Subject :IMO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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