International Maths Olympiad Forum By SOF Olympiad Trainer - Page 283
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Shruti Agarwal from dpsnoida, Noida
Subject :IMO    Class : Class 4

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z from DPS, NOIDA
Subject :IMO    Class : Class 1

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z from DPS, NOIDA
Subject :IMO    Class : Class 1

Ans 1:

z from DPS, NOIDA
Class : Class 1

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Shaurya Lal from Lotus valley international school, Noida
Subject :IMO    Class : Class 2

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Atharv Mittal from JHPS, Hyderabad
Subject :IMO    Class : Class 8

Ans 1:

Aman yadav from Beacon Public School, Jaipur
Class : Class 8
A

Ans 2:

Arnav Diwan from F.A.I.P.S Kuwait, Kuwait
Class : Class 10
Answer should be A as:You can see that zig zag structure it is made of 8 lines in every figure just that one line from one end is shifted to another end, the cross remains same in all the fig now using the above explanation you can solve this questionFaster method to solve this question:Just by seeing the cross you can eliminate option B, you can also eliminate C as in option C one line has increased (at the bottom end) but in the other end (the end at the top) one line is not reduced as it should be so, option C eliminated then we are left with Option A and D, in D you can see one line at the end in the top has been removed but one line in the bottom end in not increased so option D eliminated B, C, D are eliminated you are now only left with A and that's the answer

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Tejas Reddy Annem from DAV, pune
Subject :IMO    Class : Class 3

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DIVYA SINGH from ST PATRICK SR SECONDARY SCHOOL, JAUNPUR
Subject :IMO    Class : Class 4

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Amogh from Maharishi Vidya Mandhir, HYDERABAD
Subject :IMO    Class : Class 1

Ans 1:

GAMAN MAJJI from APEEJAY SCHOOL, NERUL, NAVI MUMBAI
Class : Class 2
question is wrong

Ans 2:

Aarohan from Ira world school, New delhi
Class : Class 5

Ans 3:

Saiansh Biswas from Little Flower School, Jamshedpur
Class : Class 4

Ans 4:

Saiansh Biswas from Little Flower School, Jamshedpur
Class : Class 4
yes wrong

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Mathamagician from BGSNPS, Bengaluru
Subject :IMO    Class : Class 6

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Manjeet from Lotus valley, Noida
Subject :IMO    Class : Class 6

Ans 1:

Fellah Thashin from MS Dhoni global school , Hosur
Class : Class 6
it is supposed to be option B. It even says in the answer

Ans 2:

Rupkatha Bhattacharyya from Ashok hall girls high school, KOLKATA
Class : Class 8

Ans 3:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9

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