International Maths Olympiad Forum By SOF Olympiad Trainer
  1. Home
  2. /  Forum

User Forum

Ask Your Question
tanay Nasikkar from bgs nps, bangalore
Subject :IMO    Class : Class 4

Ans 1:

Aviral Shukla from Apeejay School Sheikh Sarai, New Delhi
Class : Class 4
I think that 3 and 6 both are factors of 36 and 96 and multiple of 3

Ans 2:

adwaita from DPS NOIDA, Noida
Class : Class 4
so many

Ans 3:

Sunita from Dps, Greater Noida
Class : Class 6
Answer : A Solution 3,6,12 are three common factors of 36 and 96 which are also multiple of 3. Hence the answer is 3 numbers. The questions is 'how many numbers' and not 'which numbers'.

Ans 4:

Vrushti from swami vivekanand english primary school, Mumbai
Class : Class 4
Ans is A Factors of 36 & 96 are 2,3,6 &12 from the above three numbers are multiples of 3 i.e 3, 6, 12

Ans 5:

Admin from SOF, Noida
Class : Class 10
Answer : A
Solution
3,6,12 are three common factors of 36 and 96 which are also multiple of 3.
Hence the answer is 3 numbers.
The questions is 'how many numbers' and not 'which numbers'.

Ans 6:

MAHADEVAN SANJU from Loyola School, Trivandrum
Class : Class 5
No,its 3. The common factors are 1,2,3,4,6,12. But the factors that are also multiples of 3 are 3, 6 and 12

Ans 7:

Admin from SOF, Noida
Class : Class 10
Answer : A
Solution
3,6,12 are three common factors of 36 and 96 which are also multiple of 3.
Hence the answer is 3 numbers.
The questions is 'how many numbers' and not 'which numbers'.

Ans 8:

shiven jindal from sms janakpuri delhi, New Delhi
Class : Class 5
factors of 36 are 1,2,3,4,6,9,12,18,36 factors of 96 are 1,2,3,4,6,8,12,24,32,48,96 common 1,2,3,4,6,12 multiple of 3 - 3,6,12 ans is A

Ans 9:

sandynhpc@gmail.com from Kendriya Vidyalaya Sector12 Dwarka, New Delhi
Class : Class 5
3

Post Your Answer

tanay Nasikkar from bgs nps, bangalore
Subject :IMO    Class : Class 4

Ans 1:

Mayank Raj from Litera velly, Patna
Class : Class 4

Ans 2:

Sarah Ishika Dowerah from Delhi Public School, Numaligarh
Class : Class 7
cinema hall

Ans 3:

jefrin jabez christian from cs academy, erode
Class : Class 5
may i please know how cinema hall is anti clockwise

Ans 4:

Ria Chaddha from GGS, noida
Class : Class 4
The correct answer must Hospital as 3/4 turn clockwise takes to the Cinema and Hospital is opposite of the Cinema. The answer will cinema if she takes anticlockwise turn instead of clockwise

Post Your Answer

tanay Nasikkar from bgs nps, bangalore
Subject :IMO    Class : Class 4

Ans 1:

Prisha from Podar International School Thane, Thane
Class : Class 5
ACCORDING TO ME THE ANSWER SHOULD BE 3144 m,SINCE, 1300 m 272 m = 1572 m and 1572 m *2= 3144 m.PLEASE CHECK THE ANSWER.

Ans 2:

vaibhavsaha3299 from Calcutta International School, Kolkata
Class : Class 3
The answer should be 3144 m

Post Your Answer

Rikhil Taneja from IVY World School, Jalandhar
Subject :IMO    Class : Class 6

The coprime numbers from the following pairs, is

(A) 7 and 63

(B) 36 and 25

(C) 35 and 21

(D) 63 and 81


dvd yjgydfddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffhnhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCcccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccwcccccccccccccccwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwccccccccccccccccccccccccccccccccccccuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuudddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Ans 1:

abhinav from fitjee world school, Hyderabad
Class : Class 8
36 and 25

Post Your Answer

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

Ans 1:

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

Ans 2:

kushal from Greenwood High, Bangalore
Class : Class 5
This is a wrong question.I calculated and got 17640.

Ans 3:

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

Ans 4:

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

Post Your Answer

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.

Post Your Answer

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

Post Your Answer

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

Ans 1:

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.

Ans 2:

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

Post Your Answer

Anil Dhanwate from ,
Subject :IMO    Class : Class 5

Ans 1:

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 2:

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

Ans 3:

Arnav Gulati from The Heritage School, Gurgaon
Class : Class 8
Yes correct answer is D. What they have given is wrong

Ans 4:

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

Ans 5:

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

Ans 6:

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 7:

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

Ans 8:

ARATRIKA PAHARI from THE BSS SCHOOL, Kolkata
Class : Class 8
My answer is D

Ans 9:

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

Post Your Answer

Anil Dhanwate from ,
Subject :IMO    Class : Class 5

Ans 1:

nishant doshi from new era senior secondary school nizampura vadodara, Vadodara
Class : Class 6
there are so many wrong questions like this in sof. i request all to contact all to sof

Post Your Answer