International Maths Olympiad Forum By SOF Olympiad Trainer - Page 734
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Ritisha Kapur from BlueBells School Internnational, New Delhi
Subject :IMO    Class : Class 5

Ans 1:

kushal from Greenwood High, Bangalore
Class : Class 9
This is a wrong question.I calculated and got 17640.

Ans 2:

Sumit G from Greenwood High International, Bengaluru
Class : Class 8
The question is wrong.

Ans 3:

Vijayendra from Narayana E Techno, Bengaluru
Class : Class 5
i guess D 1200 but i don't know properly

Ans 4:

Rudranil from Kendriya Vidyalaya no.2 Ishapore, Kolkata
Class : Class 6
D 1200

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Revanth from New Horizon Gurukul, Bengaluru
Subject :IMO    Class : Class 6

Ans 1:

Pragya Mahajan from BCM Arya Model Sr Sec School, Ludhiana
Class : Class 8
ANS.IS D.

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mamta from army public school, ramgarh
Subject :IMO    Class : Class 7

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nishtha from D.P.S., BHIWANI
Subject :IMO    Class : Class 5

Ans 1:

divish from Delhi Public School, gurgaon
Class : Class 5
it was easy if i knew it was a bodmass rule,, my answer came out to be 80 as i didnt put the bodmass rule

Ans 2:

Aarush Thakur from DPS, Gurgaon
Class : Class 6
Ans is 97

Ans 3:

Nishant from NPS, Bengaluru
Class : Class 5
If "-"means '+'," * "means'-',"/"means' * ' and ''+''means'/';then 20x 12+4-16/5=?= 20-12/4+16x5= 20-3+16x5= 20-3+80= 80+20-3= 100-3= 97 :) Well I mixed it up in the last part, so it doesn't count as an answer.

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Anil Dhanwate from ,
Subject :IMO    Class : Class 5

Ans 1:

Amanjeet Singh from ,
Class : Class 5
in my opinion the answer should be D

Ans 2:

Mohinder singh from Sacred heart convent school, Ludhiana
Class : Class 7
Answer to this should be D.C cannot be the correct answer.

Ans 3:

Deepa Sriram from National Public School Bangalore, Bengaluru
Class : Class 3
yes i agree

Ans 4:

Srinvitha from FIITJEE School Madhapur, Hyderabad
Class : Class 8
the answer is = [ D ] MM = 2000 MDCCX = 1680 MCDLX = 1459 MXLIX = 1049 CMLI = 951 LX = 60

Ans 5:

Shaurya Agrawal from Global Indian International School, Pune
Class : Class 5
I agree with you because 2000> 1710> 1460> 1049> 951> 60 and not 60> 951> 1460> 1049> 2000> 1710.

Ans 6:

Shaurya Agrawal from Global Indian International School, Pune
Class : Class 5
I agree with you because D is correct.

Ans 7:

Arnav Gulati from The Heritage School, Gurgaon
Class : Class 9
Yes correct answer is D. What they have given is wrong

Ans 8:

ARATRIKA PAHARI from THE BSS SCHOOL, Kolkata
Class : Class 10
My answer is D

Ans 9:

Pranav Goyal from Delhi Public School,Noida, Noida
Class : Class 6
The answer will be option D.

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Anil Dhanwate from ,
Subject :IMO    Class : Class 5

Ans 1:

Nishant Doshi from new era senior secondary school nizampura vadodara, Vadodara
Class : Class 7
there are so many wrong questions like this in sof. i request all to contact all to sof

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Nisha Toshniwal from GIIS, Pune
Subject :IMO    Class : Class 3

Ans 1:

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

There was a mistake in the options. It has been corrected now.
Solution
1535+279 = 1814
1984-164 = 1820
Even number between 1814 and 1820 are 1816 and 1818
Sum of 1816 + 1818 = 3634

Ans 2:

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

There was a mistake in the options. It has been corrected now.
Solution
1535+279 = 1814
1984-164 = 1820
Even number between 1814 and 1820 are 1816 and 1818
Sum of 1816 + 1818 = 3634

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Nisha Toshniwal from GIIS, Pune
Subject :IMO    Class : Class 3

Ans 1:

Abhishree from Loreto convent, lucknow
Class : Class 3
answer is wrong because given term respectively is givenabhishree singh lucknow india

Ans 2:

Anil Jacob Varghese from GIIS, singapore
Class : Class 7
The answer given by SOF is wrong.Please don't confuse us.

Ans 3:

Radhika from DPS, Dubai
Class : Class 3

Ans 4:

maulik from MDPS, delhi
Class : Class 2
Answer is B only as it is written respectively and accordingly and - signs are shown.

Ans 5:

Advaitt S Koduri from Presidium Noida 31, NOIDA
Class : Class 6
both answers A

Ans 6:

Harseerat from Saupin's school, Chandigarh
Class : Class 3
Answer is A because it is written respectively

Ans 7:

Samriddhi Debnath from Garden High School, Kolkata
Class : Class 3
Yes I agree with Sanjivani Saha that Kushan is correct The answer given by SOF is wrong

Ans 8:

Afeefa from Afeefa, Bhubaneshwar
Class : Class 4
It is very horrified that answer given is wrong..............should be B.

Ans 9:

Prithwanko Ghosh from Kendriya Vidyalaya IIT Kanpur, Kanpur
Class : Class 7
the answer is (B)

Ans 10:

maanya from springdales, delhi
Class : Class 3
only A is correct as term respectively is used

Ans 11:

vineet8026@gmail.com from dps, Doha
Class : Class 1
The answer is "B".sofor is wrong

Ans 12:

Kushaan kochhar from Vasant Valley school , New Delhi
Class : Class 5
Answer is b. Their answer is wrong

Ans 13:

Janam Patel from R M G Maheshwari, Surat
Class : Class 8
Answer is A

Ans 14:

Prithwanko Ghosh from Kendriya Vidyalaya IIT Kanpur, Kanpur
Class : Class 7
(B)

Ans 15:

Sanjivani Saha from Chrysalis High, Bangalore
Class : Class 8
kushaan is correct.Answer is B.Their answer is incorrect.SOF ofte makes mistakes.It is very bad

Ans 16:

AREEN from BOLTON SCHOOL, Secunderabad
Class : Class 5
Answer is B

Ans 17:

MANIT from Lotus valley, Gurgaon
Class : Class 3
it was a trick question and answer should be D only

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Siddhant Pandey from The Shishukunj International School, Indore
Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
There are 25 hexagons in the figure. For 2/5 to be left unshaded, 3/5 of them must be shaded. Now, total no. of hexagons which must be shaded are:- (3/5)x25=15

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HIMANISH BASU from APS BANGALORE , Bangalore
Subject :IMO    Class : Class 3

Ans 1:

ANWESHA SUNDARAY from KV, PURI, PURI
Class : Class 4
Answer is 4 option B

Ans 2:

Dhairya Godbole from KLE Eng Medium School, SOLAPUR
Class : Class 6
Correct Answer is D. Q is 4, hence, 6 less than 10.

Ans 3:

Vikram from AVM, Mumbai
Class : Class 5
The answer is D. Value of Q is 4 and 4 is 6 less than 10.

Ans 4:

yajur from dps vk, delhi
Class : Class 3
Answer should’ve been D

Ans 5:

yajur from dps vk, delhi
Class : Class 3
4 should’ ve been the answer given by them

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