International Maths Olympiad Forum By SOF Olympiad Trainer - Page 790
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Aadi Aggarwal from Greenwood High International School, Bengaluru
Subject :IMO    Class : Class 3

Ans 1:

Admin from SOF, Noida
Class : Class 10
The correct answer is (D) 8. We have corrected the answer. Thanks for pointing out.

Ans 2:

yasmin from gyandham school, Vapi
Class : Class 1
sorry but answer is c 699 is the biggest number

Ans 3:

Vikrant Ahuja from Apple Global School, Ahmedabad
Class : Class 4
I have corrected my answer to (D)8. Because they have said all the digits are different

Ans 4:

Admin from SOF, Noida
Class : Class 10
We have corrected the answer to (D) 8. Thanks for pointing out.

Ans 5:

Akshari Patil from VIBGYOR HIGH Marathalli, Marathalli
Class : Class 4

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NAVEEN KUMAR from null, null
Subject :IMO    Class : Class 6

Ans 1:

Pankaj Srivastava from K.R. mangalam, ghaziabad
Class : Class 7
all are correct is also wrong statement

Ans 2:

Rishit Sharma from Nehru World School, Ghaziabad
Class : Class 7
Arrey question can not be changed

Ans 3:

Venneti Bhargav from gyan bharati, New Delhi
Class : Class 7
yes i agree all are correct is wrong as well as more appropriate as 2 are wrong and 1 is correct

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NAVEEN KUMAR from null, null
Subject :IMO    Class : Class 6

Ans 1:

akash from vidyanjali academy for learning, Bengaluru
Class : Class 10
associative property

Ans 2:

Varsha V Kumar from Carmel School, Padmanabhanagar, Bengaluru
Class : Class 7
associative property

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Siya Suraj Salgaonkar from Chubby Cheeks Spring Valley High School, Porvorim
Subject :IMO    Class : Class 3

Ans 1:

SMAYAN.JAIN from DPS Noida, Noida
Class : Class 3

Ans 2:

meenakshi jain from mvn, faridabad
Class : Class 4
100/2 Km

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Sumit Ghosh from ,
Subject :IMO    Class : Class 8

Ans 1:

tanishka Bondhare from Saraswati international school , Hingoli
Class : Class 8
Explain it...... Need your help all the intellectuals

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Aksh from Sgvp, AHMEDABAD CITY
Subject :IMO    Class : Class 6

Ans 1:

Vayun Gupta from National Public School HSR, Bengaluru
Class : Class 8
i think its 7 cm

Ans 2:

arnav gautam from MAHARANA MEWAR Public School, Udaipur
Class : Class 6
6.5

Ans 3:

akash from vidyanjali academy for learning, Bengaluru
Class : Class 10
i think it is 7cm2

Ans 4:

Yash from Bls international school , Hathras
Class : Class 6
6

Ans 5:

Venneti Bhargav from gyan bharati, New Delhi
Class : Class 7
i also got answer 6.5.excellent question

Ans 6:

Anne Prabhakar from ,
Class : Class 5
I think it is 7cm

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Ritisha Kapur from BlueBells School Internnational, New Delhi
Subject :IMO    Class : Class 5

Ans 1:

saranyeswari reddy from srichaitanya, sullurpeta
Class : Class 9
greatest number =13 the hcf of 234 and 182 = 13 like that

Ans 2:

Ambar and Adwita from Suncity School, Gurgaon
Class : Class 8
to solve this question, you have to find the HCF of the numbers 234, 169, & 182. The HCF of these numbers is 13. So, the answer is 13 or option C

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pravar from calcutta international school, Kolkata
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

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S SIVASHAILESH from CHETTINAD VIDHYASHRAM, Chennai
Subject :IMO    Class : Class 3

Ans 1:

Ridhan from SFS janakpuri, New Delhi
Class : Class 5
It is correct but tough one

Ans 2:

Dhairya Godbole from KLE Eng Medium School, SOLAPUR
Class : Class 6
Even I had raised the same question on forum. I could not find ny logic in the answer given.

Ans 3:

Soham Gupta from JSSIS Dubai, Dubai
Class : Class 6
even I asked the same didn't understand

Ans 4:

Aarush from CA, Bengaluru
Class : Class 5
no relation between question and solution provided

Ans 5:

Advika Katiyar from DPS, Indore
Class : Class 3

Ans 6:

Elina from BASELIOUS PUBLIC SCHOOL, Gujarat refinery
Class : Class 2
No logic in this sum

Ans 7:

Aaditya from Mayoor School, Noida
Class : Class 3
I think the diagram / picture is missing, only question is there in the sheet

Ans 8:

Aryan Goyal from DPS , Dwarka, New Delhi
Class : Class 3
wrong question

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archana shaji from nps , Bengaluru
Subject :IMO    Class : Class 3

Ans 1:

ANWESHA SUNDARAY from KV, PURI, PURI
Class : Class 4
Yes Answer is fifteen (15) option C See 2,12,20.21.2,2.23.24.25,26,27,28,29,32,42

Ans 2:

Admin from SOF, Noida
Class : Class 10
Answer : C

Solution
2,12,20,21,22,23,24,25,26,27,28,29,32,42
22 has 2 '2s' in it. Hence the answer is 15

Ans 3:

Admin from SOF, Noida
Class : Class 10
Answer: C 2,12,20,21,22,23,24,25,26,27,28,29,32,42 14 numbers but total number of 2's are 15 as 22 contains 2 2's

Ans 4:

yajur from dps vk, delhi
Class : Class 3
True,should’be been C as 22 has two 2’s in itself

Ans 5:

Vidit Jain from Bombay Scottish, Mumbai
Class : Class 6
GOOD

Ans 6:

Aditi Shiv Shankar Jaiswal from Delhi Public School Jeddah, Jeddah
Class : Class 4

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