International Maths Olympiad Forum By SOF Olympiad Trainer - Page 446
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Devesh Choudhury from Loyola School, Bhubaneswar
Subject :IMO    Class : Class 8

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Devika Modi from Ahlcon International School, Delhi
Subject :IMO    Class : Class 6

Ans 1:

Tintin from Kolkata, Kolkata
Class : Class 9

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VANSH GARG from DPSG, GHAZIABAD
Subject :IMO    Class : Class 3

Ans 1:

Debojyoti chandra from Skyline English Medium School, Ankri Srirampur
Class : Class 3
4

Ans 2:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

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VANSH GARG from DPSG, GHAZIABAD
Subject :IMO    Class : Class 3

Ans 1:

Debojyoti chandra from Skyline English Medium School, Ankri Srirampur
Class : Class 3
B

Ans 2:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

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Ria kaila from Maxfort dwarka, New Delhi
Subject :IMO    Class : Class 4

Ans 1:

Bhavya Agrawal from Cambridge Court High School, Jaipur
Class : Class 5
I have given the answer but it is showing that I have not given the answer

Ans 2:

Praneeth Kumar Sahu from Indirapuram Public School, Ghaziabad
Class : Class 4
It is your mistake bhavya

Ans 3:

Praneeth Kumar Sahu from Indirapuram Public School, Ghaziabad
Class : Class 4

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Venneti Bhargav from gyan bharati, New Delhi
Subject :IMO    Class : Class 7

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Arnav kaul from Chirec, Hyderabad
Subject :IMO    Class : Class 5

Ans 1:

lavanya from bcm chd road, Ludhiana
Class : Class 5
A

Ans 2:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
A.

Ans 3:

Arunava hury from KV1 saltlake , Kolkata
Class : Class 6
Option A)

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Arnav kaul from Chirec, Hyderabad
Subject :IMO    Class : Class 5

Ans 1:

Syna from Deens Academy, Bengaluru
Class : Class 5
solution anyone

Ans 2:

Tanay Agarwal from Manav Rachana International School, Gurugram
Class : Class 5
could not understand the logic

Ans 3:

Anagh Jain from Narayana, Gurgaon
Class : Class 5
IF u solve it answer is 10..10*7/7 == 70/7 .. there are 70 one seventh

Ans 4:

Ishaan aggarwal from Pallavi, Hyderabad
Class : Class 6
Solution please

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Arnav kaul from Chirec, Hyderabad
Subject :IMO    Class : Class 5

Ans 1:

ATHARVA GOYAL from MAHARAJA SAWAI BHAWANI SINGH SCHOOL JAIPUR RAJASTHAN, JAIPUR
Class : Class 5
yes there are two figures having atleast 1 perpendicular line. fig 1 and fig 2. rock man

Ans 2:

Priyanshi Singh from Deens Academy Bangalore, Bangalore
Class : Class 5
c only

Ans 3:

Nirav from TFS, Bangalore
Class : Class 5

Ans 4:

Maanvik Srivastava from Cornerstone, Hyderabad
Class : Class 5
it is c

Ans 5:

Abhijnan Barman from MVM senior secondary school, Guwahati
Class : Class 5

Ans 6:

Shriyans Chandra Padala from Silver Oaks Visakhapatnam , Visakhapatnam
Class : Class 8

Ans 7:

bpa from kvs, mumbai
Class : Class 5
THE ANSWER SHOU

Ans 8:

TRISHA SINGH from St. Joseph Shaktinagar, SONEBHADRA
Class : Class 7
it should be C.

Ans 9:

KHYATI LAKHCHAURA from MVN, FARIDABAD
Class : Class 5
It should be option C as there is a pair of perpendicular lines in the last figure.

Ans 10:

Daron Kapoor from Modren Public School, Bhiwadi
Class : Class 8
no correct ans is d as there are two figure that has perpendicular lines see the second figure carefully

Ans 11:

Krishay Khemka from Sri Sri Academy, Kolkata
Class : Class 5
It's c

Ans 12:

Shriyans Chandra Padala from Silver Oaks Visakhapatnam , Visakhapatnam
Class : Class 8
I MUST BE C BECAUSE A PERPENDICULAR LINE IS (90) MEANS A RIGHT ANGLE

Ans 13:

KG from Dimensions, Singapore
Class : Class 5
It should be C as the pentagon has 2 perpendicular lines (right angle)

Ans 14:

Lavanya Pratap Singh from DPS Noida, Noida
Class : Class 6

Ans 15:

Suhana Kedia from Griffin's international school, Kharagpur
Class : Class 5
It is D The 2nd figure top part is perpendicular

Ans 16:

Sonu Batra from modern dps faridabad, Faridabad
Class : Class 8
should be d

Ans 17:

Veer from thakur public school, Mumbai
Class : Class 10
yes it should be C.

Ans 18:

Saanvi Saha from Deens Academy, Bangalore
Class : Class 5
It is C as there is a perpendicular line in house

Ans 19:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
the answer should be c

Ans 20:

Abhijnan Barman from MVM senior secondary school, Guwahati
Class : Class 5
It shoud be option C

Ans 21:

Mishika shah from little angels high school, gwalior
Class : Class 9
No the correct answer is d.When you will tilt the second figure you willsee a perpendicular line

Ans 22:

Akshaj Kar from D.A.V Public School, Cuttack
Class : Class 6
It is C as there are pair perpendicular lines on the last figure.Perpendicular pair means the pair that forms 90 degree

Ans 23:

ATHARVA GOYAL from MAHARAJA SAWAI BHAWANI SINGH SCHOOL JAIPUR RAJASTHAN, JAIPUR
Class : Class 5

Ans 24:

Kashvi Rawat from Gear Innovative International School, Bengaluru
Class : Class 3
shoould be C

Ans 25:

VAIBHAV CHAUDHARY from DPS gwalior, gwalior
Class : Class 6
yes it should be C

Ans 26:

Vihaan from K R Mangalam World School Vaishali, Ghaziabad
Class : Class 9
It clearly states that "at least one perpendicular line", which means 2 will also be correct.

Ans 27:

Asit desh pandey from Mahindra World School, j
Class : Class 5
It should be c .

Ans 28:

akashdeep from Presidium School , New Delhi
Class : Class 7
yes daron is wrong as in 2nd figure the line is not a right angleit is c

Ans 29:

Anurag Kapoor from Mayoor school, Noida
Class : Class 9
answer is c

Ans 30:

Ishayu Poddar from NPS Whitefield, Bangalore
Class : Class 8
IT should be option C

Ans 31:

Aviral Shukla from Apeejay School Sheikh Sarai, New Delhi
Class : Class 10
The answer should be C

Ans 32:

lavanya from bcm chd road, Ludhiana
Class : Class 5
it should be c

Ans 33:

Shubhika Sharda from St. Mary's ICSE School, Navi Mumbai
Class : Class 5

Ans 34:

Hridhay from KVS Centenary, Virudhunagar
Class : Class 6
It must be C as the house has perpendicular lines on both sides .

Ans 35:

Aryan Samal from p.obul reddy public school, Hyderabad
Class : Class 6
IT should be c

Ans 36:

Nirav from TFS, Bangalore
Class : Class 5
option c) should have been the correct answer as the the last figure has a 90 degree angle and a 90 degree angle is a perpendicular line

Ans 37:

KUSHAGRA BANSAL from ST PAULS SCHOOL , Udaipur
Class : Class 5
The answer is d,see the uppermost vertex of figure 2.

Ans 38:

pulkit parmar from Bhartiya Vidya Bhavans R.K. Sarda Vidya Mandir , Raipur
Class : Class 5
yeah it should be c

Ans 39:

ranjeev from Euroschool, thane
Class : Class 5
clearly c

Ans 40:

Debashree Samanta from DPS BANGALORE , bangalore
Class : Class 5
the answer is c as the figure d has 2 prependicular lines

Ans 41:

Srija Das from Sent Joseph Convent Chandannagar, Serampore
Class : Class 9
C OR D

Ans 42:

Lavanya Pratap Singh from DPS Noida, Noida
Class : Class 6

Ans 43:

Romir Mehrotra from Jamnabai Narsee School, Mumbai
Class : Class 9
the answer should be C. the figure D has two perpendicular lines so it at least has one perpendicular line unlike others.

Ans 44:

VAIBHAV RAI from Cambridge Court High School, JAIPUR
Class : Class 8
answer should be C

Ans 45:

Narayani Shankar from Vijay Vidyashram,, Hosur
Class : Class 4
The last figure has 2 perpendicular lines. The answer is incorrect?

Ans 46:

Siddhanth Subramanian from Global Indian International School , Singapore
Class : Class 7
the last ans. is wrong. the last fig. has 2 perpendicular lines

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Arnav kaul from Chirec, Hyderabad
Subject :IMO    Class : Class 5

Ans 1:

Mansi Sharma from Podar International, Mumbai
Class : Class 8
The answer should be A

Ans 2:

Vidhur G from Carmel Garden Public School, Coimbatore
Class : Class 5
the option is not given

Ans 3:

Aanya Neelee from Apeejay Nerul , Navi Mumbai
Class : Class 5
BIt is a lovely question

Ans 4:

akashdeep from Presidium School , New Delhi
Class : Class 7
128 is ans

Ans 5:

Dhruvi Gupta from scholars home, lucknow
Class : Class 5
idk i just use to guess

Ans 6:

Mishika shah from little angels high school, gwalior
Class : Class 9
Answer is 124 (b)

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