International Maths Olympiad Forum By SOF Olympiad Trainer - Page 637

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
The correct answer is D because 5946 does not lie between 5642 and 2341.

Ans 2:

Class : Class 2
It can be A) 2431 also

Ans 3:

Class : Class 2
i don't understand this Question please explain

Ans 4:

Class : Class 4

Ans 5:

Class : Class 4
Please explain

Ans 6:

Class : Class 6

Ans 7:

Class : Class 7
why

Ans 8:

Class : Class 5
d is the answer

Ans 9:

Class : Class 4
I did not understand the question

Ans 10:

Class : Class 4

Ans 11:

Class : Class 8
The answer is D because 5946 is greater than 5642

Ans 12:

Class : Class 5
The correct answer is option D.

Ans 13:

Class : Class 6
didn't understand the question .

Ans 14:

Class : Class 6
D

Ans 15:

Class : Class 7
It is saying that the number that cannot come at that unfilled place . This is a descending 5649 is smaller than 5946 so it cannot come there. The correct option is D

Ans 16:

Class : Class 8
The answer is D because 5946 is greater than 5642

Ans 17:

Class : Class 2

Ans 18:

Class : Class 7
Explain

Ans 19:

Class : Class 4

Ans 20:

Class : Class 4

Ans 21:

Class : Class 4
Explain this question. It's telling 'D'.

Ans 22:

Class : Class 5
Pls explain it clearly

Ans 23:

Class : Class 4

Ans 24:

Class : Class 4
Explain

Ans 25:

Class : Class 4

Ans 26:

Class : Class 5
Pls explain it clearly and completely

Ans 27:

Class : Class 4
Please explain the thinking

Ans 28:

Class : Class 5
I DID NOT UNDERSTAND THE QUESTION

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Subject :IMO    Class : Class 1

Ans 1:

Class : Class 3
A is the correct choice for this question.

Ans 2:

Class : Class 6
ANSWER C IS CORRECT ONLY IF QUESTION IS ASKED WHICH ONE IS THE "CORRECT" OPTION

Ans 3:

Class : Class 5
A is the right answer

Ans 4:

Class : Class 6
The answer is A.

Ans 5:

Class : Class 6
why it is saying c answer is a or b I don't understand

Ans 6:

Class : Class 6
answer is A

Ans 7:

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 8:

Class : Class 2
A is correct answer

Ans 9:

Class : Class 6
Question is to choose the incorrect answer. the answer is B

Ans 10:

Class : Class 8
Omairah is correct.Answer should be Option A .SOF had markedWRONG.Please check the question again.

Ans 11:

Class : Class 5
A and B both options are incorrect. Why all people reported only option A and missed option B to report?

Ans 12:

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 13:

Class : Class 3

Ans 14:

Class : Class 2
A is the right answer . No doubt about it

Ans 15:

Class : Class 5

Ans 16:

Class : Class 4
Answer is A

Ans 17:

Class : Class 5
ques and options:Wrong

Ans 18:

Class : Class 2
answer is a

Ans 19:

Class : Class 3

Ans 20:

Class : Class 3
the solution they are giving is option A. but they have given option c i n correct answer.

Ans 21:

Class : Class 2
A is incorrect.

Ans 22:

Class : Class 6

Ans 23:

Class : Class 2
answer is option a

Ans 24:

Class : Class 6
option is A.

Ans 25:

Class : Class 8
Option A is correct answer. No doubts about it.

Ans 26:

Class : Class 4
A is incorrect.

Post Your Answer

Subject :IMO    Class : Class 1

Ans 1:

Class : Class 8
Option b is the correct answer

Ans 2:

Class : Class 8
Option A is shown

Ans 3:

Class : Class 5
B

Ans 4:

Class : Class 3
Yes B is the correct answer.You all are correct SOF Olympiad is wrong.

Ans 5:

Class : Class 6
correct answer is B and not A as 57 is greater than 31

Ans 6:

Class : Class 7
25 32 = 57 52 -21 = 31 And 57 31 ∴ 25 32 52 - 21, So B is the correct answer

Ans 7:

Class : Class 3
B is the correct choice for this question

Ans 8:

Class : Class 3
25 32=57. 52-21=31. Thus, 57 is greater than 31.

Ans 9:

Class : Class 8
B IS THE CORRECT ANSWER

Ans 10:

Class : Class 6
B is correct answer

Ans 11:

Class : Class 2
Answer B is correct

Ans 12:

Class : Class 6
from class two answer is b

Ans 13:

Class : Class 5
ans:B

Ans 14:

Class : Class 2
B is correct answer

Ans 15:

Class : Class 2
b is right

Ans 16:

Class : Class 4
b is correct

Ans 17:

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 18:

Class : Class 8
B is the correct answer.

Ans 19:

Class : Class 2
B is correct

Ans 20:

Class : Class 1
correct answer is B

Ans 21:

Class : Class 4
correct ans should be B

Ans 22:

Class : Class 7
b is right answer

Ans 23:

Class : Class 3
25 32=5752-21=31Thus, 57 is greater than 31.

Post Your Answer

Subject :IMO    Class : Class 5

Post Your Answer

Subject :IMO    Class : Class 3

Ans 1:

Class : Class 7
9 is the greatest no.

Ans 2:

Class : Class 5
answer should be c 9 will represent grater number

Ans 3:

Class : Class 5
D

Ans 4:

Class : Class 7
answer is d because no. 9 is already used that makes no.8 the answer.

Ans 5:

Class : Class 6
the answer is d as it has said different digits

Ans 6:

Class : Class 4
the correct answer should be C

Ans 7:

Class : Class 5
IT IS C BECAUSE ALL THE DIGITS SHOULD BE DIFFERENT

Ans 8:

Class : Class 6
C should be correct answer

Ans 9:

Class : Class 5
it is 8 because it is saying 3 different digits

Ans 10:

Class : Class 4
C is the correct answer because 9 will make it the greatest no.

Ans 11:

Class : Class 6
Ans should be 9 as nowhere it is stated that all digits have to be different.

Ans 12:

Class : Class 6
It is Written 3 different digits 8 is ans

Ans 13:

Class : Class 3

Ans 14:

Class : Class 3

Ans 15:

Class : Class 7
8 is the greatest no. to be filled in the blank as we do not have repeat any no.

Ans 16:

Class : Class 3

Ans 17:

Class : Class 3
d

Ans 18:

Class : Class 3
9 is the greatest

Ans 19:

Class : Class 3
Yes it should be 9

Ans 20:

Class : Class 3

Ans 21:

Class : Class 1
yes it should be 9

Ans 22:

Class : Class 3
This is silly ! 9 will make the greatest number

Ans 23:

Class : Class 6
D

Ans 24:

Class : Class 7
9 is the greatest number

Ans 25:

Class : Class 3
no it should be 8. Read the question carrefully

Ans 26:

Class : Class 6
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 27:

Class : Class 3

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

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