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Aryan Mishra from National Public School, Bangalore

Subject :IMO Class : Class 1

Which of the following is INCORRECT?

A 325 + 123 - 13 < 123 + 325 - 180
B 120 + 110 - 15 > 110 + 120 + 15
C 210 + 101 - 10 > 120 + 110 - 15
D 125 + 120 - 10 < 125 + 120 + 10

this is also wrong

Ans 1:

ALICE from Delhi Public School, UDAIPUR

Class : Class 9

Option A is correct answer. No doubts about it.

Ans 2:

ANANYA.SINGH from dps, noida

Class : Class 2

A is incorrect.

Ans 3:

Advaitt S Koduri from Presidium Noida 31, NOIDA

Class : Class 6

answer is A

Ans 4:

Shubham Singh from Rockwoods High School, Udaipur

Class : Class 5

Ans 5:

D from abc, bangalore

Class : Class 3

A is the correct choice for this question.

Ans 6:

Arnav Basu from faps, Bengaluru

Class : Class 6

option is A.

Ans 7:

Shreya R from Global Indian International School, Ahmedabad

Class : Class 3

the solution they are giving is option A. but they have given option c i n correct answer.

Ans 8:

Niraj Singh from dpsnoida, Noida

Class : Class 2

A is correct answer

Ans 9:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore

Class : Class 9

Omairah is correct.Answer should be Option A .SOF had markedWRONG.Please check the question again.

Ans 10:

Agrima from Vibgyor, Pune

Class : Class 9

A is the right answer . No doubt about it

Ans 11:

Kashika Goel from DPS Noida, Noida

Class : Class 7

Ans 12:

Aditya Marathe from Abhinav Vidyalaya English Medium Primary School, Pune

Class : Class 6

answer is a

Ans 13:

Arnav Basu from faps, Bengaluru

Class : Class 6

The answer is A.

Ans 14:

Shubham Singh from Rockwoods High School, Udaipur

Class : Class 5

A and B both options are incorrect. Why all people reported only option A and missed option B to report?

Ans 15:

Navya from Vibgyor, Mumbai

Class : Class 2

A is correct option. The MTG learning needs to improve on the test paper. I hope SOF doesn't have these glitches.

Ans 16:

ayush kumar from dps noida, delhi

Class : Class 6

why it is saying c answer is a or b I don't understand

Ans 17:

SHRIYANS MAITY from VIDYASAGAR SHISHU NIKETAN, MIDNAPUR

Class : Class 7

ANSWER C IS CORRECT ONLY IF QUESTION IS ASKED WHICH ONE IS THE "CORRECT" OPTION

Ans 18:

Humaira Khan from Jyoti Niketan School, Azamgarh

Class : Class 3

Ans 19:

Mantavya Sonker from DPS NOIDA, Noida

Class : Class 2

answer is option a

Ans 20:

Humaira Khan from Jyoti Niketan School, Azamgarh

Class : Class 3

Ans 21:

Vivaan Kohli from Greenwood High International School, Bangalore

Class : Class 7

Question is to choose the incorrect answer. the answer is B

Ans 22:

atharva mahadeo ghuge from Podar international school, Aurangabad

Class : Class 7

ques and options:Wrong

Ans 23:

Samanyu from Chandrakanthi public school, Coimbatore

Class : Class 4

A is incorrect.

Ans 24:

Yash Gopanpallikar from Atul Vidyalaya,Atul, Atul, Dist. Valsad

Class : Class 6

A is the right answer

Ans 25:

Omairah Mehmood from Mater Dei School, Delhi

Class : Class 7

Option A is the correct answer.How can we rely on the marking method of SOF, when SOF itself cannot provide the correct answer?

Ans 26:

Kaashvi Singh from TCIS , Bangalore

Class : Class 4

Answer is A

Post Your Answer

Aryan Mishra from National Public School, Bangalore

Subject :IMO Class : Class 1

Which of the following will replace the (?) in the given box? 25+32__?__52-21

A <
B >
C =
D can't be determined

how can option A is possible

Ans 1:

atharva mahadeo ghuge from Podar international school, Aurangabad

Class : Class 7

ans:B

Ans 2:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon

Class : Class 7

b is right answer

Ans 3:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore

Class : Class 9

B IS THE CORRECT ANSWER

Ans 4:

Shanaya Siddhartha from Bal Bharati Public School, Navi Mumbai

Class : Class 3

25 32=5752-21=31Thus, 57 is greater than 31.

Ans 5:

Samyuktha from Oakridge, Bangalore

Class : Class 2

B is correct

Ans 6:

ALICE from Delhi Public School, UDAIPUR

Class : Class 9

Option b is the correct answer

Ans 7:

Vivaan Kohli from Greenwood High International School, Bangalore

Class : Class 7

B is correct answer

Ans 8:

Ananya from GIIS International school, Pune

Class : Class 4

correct ans should be B

Ans 9:

Ananya from NHS, Mumbai

Class : Class 6

correct answer is B and not A as 57 is greater than 31

Ans 10:

Shanaya Siddhartha from Bal Bharati Public School, Navi Mumbai

Class : Class 3

25 32=57. 52-21=31. Thus, 57 is greater than 31.

Ans 11:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore

Class : Class 9

Option A is shown

Ans 12:

Niraj Singh from dpsnoida, Noida

Class : Class 2

B is correct answer

Ans 13:

Siddharth from Delhi Public School, Noida

Class : Class 2

b is right

Ans 14:

mohib_hussain from DELHI PUBLIC SCHOOL BHILAI, Bhilai

Class : Class 1

correct answer is B

Ans 15:

DAIWIK SAHA from DUDES N DOLLS, FARIDABAD

Class : Class 8

B is the correct answer.

Ans 16:

Navya from Vibgyor, Mumbai

Class : Class 2

B is correct option. Let's hope SOF has no issues in the actual paper. This must be an inaccuracy in MTG's learning material which SOF site relies on.

Ans 17:

Shanaya Siddhartha from Bal Bharati Public School, Navi Mumbai

Class : Class 3

Yes B is the correct answer.You all are correct SOF Olympiad is wrong.

Ans 18:

ayush kumar from dps noida, delhi

Class : Class 6

from class two answer is b

Ans 19:

Shubham Singh from Rockwoods High School, Udaipur

Class : Class 5

Ans 20:

Anusha Maity from Saltlake, kolkata

Class : Class 3

25 32 = 57 52 -21 = 31 And 57 31 â´ 25 32 52 - 21, So B is the correct answer

Ans 21:

Ayushmaan Mishra from DePaul school , Berhampur

Class : Class 4

b is correct

Ans 22:

Niraj Singh from dpsnoida, Noida

Class : Class 2

Answer B is correct

Ans 23:

D from abc, bangalore

Class : Class 3

B is the correct choice for this question

Post Your Answer

Aryan Sirohi from Mount LItera Zee School, Bangalore

Subject :IMO Class : Class 5

How to earn Badges ?

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ARHAN CHAPLOT from DPS Noida, NOIDA

Subject :IMO Class : Class 3

Madhu wrote a number on the blackboard as shown below.

If it is formed from three different digits, then which of the following digit could be placed in the gap to make it the greatest number out of the given options?

A 0
B 5
C 9
D 8

if we put 9 so it become bigger

View All Answers (34)

Ans 1:

Purva bhole from Thebishops school, pune

Class : Class 5

answer should be c 9 will represent grater number

Ans 2:

Aryan singh from Seth anandram Jaipuria school, Kanpur

Class : Class 3

Ans 3:

Vijetha Rathore from SM SHETTY INTERNATIONAL, mumbai

Class : Class 3

Ans 4:

Anisha agrawal from SM shetty School, mumbai

Class : Class 3

Ans 5:

Sriram Kommuri from DPS Riyadh, Riyadh

Class : Class 3

Ans 6:

SHASHWAT YADAV from DELHI PUBLIC SCHOOL, BHOPAL

Class : Class 7

answer is d because no. 9 is already used that makes no.8 the answer.

Ans 7:

Bhavinkumar Gosai from The New Tulip International School, Ahmedabad

Class : Class 4

Deaangana,please do not be so mean to say the answer which is CORRECT! or else instead of Deaangana we will call you Karen.

Ans 8:

Arnav Shrivastava from Pallavi Model School , Hyderabad

Class : Class 3

Yes it should be 9

Ans 9:

Kashika Goel from DPS Noida, Noida

Class : Class 7

8 is the ANSWER as the question is saying 3 different numbers on the board. The numbers on board are 6 ___ 9. The NUMBER 9 HAS BEEN REPATED and the options are option A - 0 option B - 5 option C - 9 and option D - 8. 9 is repeated so leave 9 and see the greatest number it is 8 as we have to leave 9

Ans 10:

Ishaan Krishna from GIG International school, Singapore

Class : Class 6

Ans 11:

Tanishka from Gopalan International School, Bangalore

Class : Class 1

yes it should be 9

Ans 12:

EISH GUPTA from CMS, GOMTINAGAR 1, LUCKNOW

Class : Class 4

D is the answer because we have to use different digits to make greatest number.

Ans 13:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata

Class : Class 7

Guys you’ve got one heck of a brain! Are you blind? Can’t you see that they have mentioned that the number formed should be of DIFFERENT digits? 9 HAS ALREADY BEEN MENTIONED IN THE NUMBER!!!!!!