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Mayank Gupta from Kulachi Hansraj Model School, New Delhi
Subject :IMO    Class : Class 7

How many of the following letters have rotational symmetry of order more than 1?
R, B, F, H, O, P, S, W, X, Z, N

A 4
B 9
C 5
D 8


Ans 1:

Janvi Barman from St MarysGirls, Pune, Pune
Class : Class 8
The answer is six - H, O, S, X, Z and N.

Ans 2:

Joshua Sen from Montfort Senior Secondary School, Roorkee
Class : Class 9
HOSXZNcan u give more option

Ans 3:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
I agree with Ahmad.

Ans 4:

Anusha from LBS School , Kota
Class : Class 10
I think the thickness of the lines of X makes the answer 5

Ans 5:

Rayyaan Shetty from MRV Bandra West , Mumbai
Class : Class 8
Correct answer is 5.

Ans 6:

Snigdha swaminath from Christ nagar higher secondary school , Trivandrum
Class : Class 7
IT IS 6 RIGHT?

Ans 7:

Kaustubh verma from CKC ACADEMY, Jhansi
Class : Class 7
I agree with Ahmad

Ans 8:

Arnav Nilesh Bang from Pratibha International School, Pune
Class : Class 8
answer should be 6

Ans 9:

Akshara from NPS, Bengaluru
Class : Class 8
I agree . There are 6 letters with a rotational line of symmetry

Ans 10:

Samarth Gupta from Heritage school, Jammu
Class : Class 10
I agree with Ahmad

Ans 11:

Ishaan S from Clarence Public School, Bangalore
Class : Class 7
I agree, it should be 6 - H, O, S, X, Z and N

Ans 12:

Amogh from Sindhi High School, Bangalore
Class : Class 7
I agree with Ahmad

Ans 13:

Aditya Sai Vemparala from Amanora school, Pune
Class : Class 10

Ans 14:

santosh katiyar from narayana vidhyalayam, Nagpur
Class : Class 7
please explain the answer in details

Ans 15:

Arin Das from Delhi Public School Nacharam, Hyderabad
Class : Class 8
I also agree with Ahmad

Ans 16:

Ahmad from Sai International School, Gadhinglaj
Class : Class 7
There is a mistake.Actually there are 6 lettersThose are-H, O, S, X, Z, N

Ans 17:

Nishchay Gupta from Cambridge Court World School, Jaipur
Class : Class 6
Yes there are 6 letters I also agree with Ahmad

Ans 18:

Saranya Ray from Vivekananda Mission School, Kolkata
Class : Class 8
Please Someone explain

Ans 19:

SAMBRAM BILAGI from National Center for Excellence, Bangalore
Class : Class 9
Yes, I too agree with Ahamad.

Ans 20:

N L Satam from sardar vallabhai patel vidyala, BHYANDER
Class : Class 2
how it can be a 6 I think so, there is only 5 H,O,X,S and Z

Ans 21:

santosh katiyar from narayana vidhyalayam, Nagpur
Class : Class 7
h,o,x,s,n i think it is the answer

Ans 22:

akshith from ganges valley school, hyderabad
Class : Class 7
It is five letters since H,O,S,X and Z

Ans 23:

Himanish Basu from Army Public School Kamaraj Road, Bangalore
Class : Class 7
It is 7 becoz B has rotational symmetry of order2.

Ans 24:

Shivani Shivu Singh from Pawar Public School Chandivili , Mumbai
Class : Class 7
check toppers.com

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