International Maths Olympiad Forum By SOF Olympiad Trainer - Page 486

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Subject :IMO    Class : Class 10

Ans 1:

Class : Class 10
D

Ans 2:

Class : Class 10
D Because a+b+c=0 And, a3+b3+c3=3abc

Ans 3:

Class : Class 10
Answer is 3abc cause'. Centroid in coordinate geometry is equal tO X1+X2+X3/2 , Y1+Y2+Y3/2 THEREFORE 0 EQUAL TO X CORDINATE ANT SO A+B+C EQUAL TO ZERO

Ans 4:

Class : Class 7
IT IS D BECAUSE 3abc IS equal to A CUBE+B CUBE+C CUBE

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Subject :IMO    Class : Class 10

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 8

Ans 2:

Class : Class 6
Please correct the question , Find the value of star, smiley, pentagon respectively.

Ans 3:

Class : Class 6

Ans 4:

Class : Class 5
please rectify the question

Ans 5:

Class : Class 3

Ans 6:

Class : Class 5
the values in the answers are all wrong

Ans 7:

Class : Class 3

Ans 8:

Class : Class 8
Please correct the question

Ans 9:

Class : Class 4

Ans 10:

Class : Class 7
Please correct the question. The values to be obtained are not given properly

Ans 11:

Class : Class 3
please fix the question

Ans 12:

Class : Class 7
please check question

Ans 13:

Class : Class 5
Please correct the question. The question should be " Find the value of the star, smiley

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7
If *sun means sum ,then how there be a minus symbol??

Ans 2:

Class : Class 7
None of them. The answer is 1568568567

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
how come A?

Ans 2:

Class : Class 8
there are 10 lines

Ans 3:

Class : Class 8

Ans 4:

Class : Class 8
A

Ans 5:

Class : Class 4
A

Ans 6:

Class : Class 6
14sleeping lines 42 total lines

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7

Ans 2:

Class : Class 4
Guys! Could you tell the answer to this problem as their is no solution available for this question

Ans 3:

Class : Class 7

Ans 4:

Class : Class 7
The answer shown is C but I think that it should be B i.e n-2

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 6
6

Ans 3:

Class : Class 6

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 8
A. 115

Ans 2:

Class : Class 9

Ans 3:

Class : Class 8
Answer is A

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