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Subject :IMO    Class : Class 7

Simplify :

A
B
C
D


The answer is 'D'. But sof olympiad trainer has marked my answer wrong and given 'C' as the answer. Could someone please tell me how the answer is 'D'.

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
answer of this question is c.if it is b then rectify it.

Ans 3:

Class : Class 9

Ans 4:

Class : Class 5
answer should be b. Can you please recheck the calculation ?

Ans 5:

Class : Class 10

Ans 6:

Class : Class 8

Ans 7:

Class : Class 8

Ans 8:

Class : Class 8

Ans 9:

Class : Class 9
c-3/2

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