International Maths Olympiad Forum By SOF Olympiad Trainer - Page 696

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
b because if we divide the into 2 part i.e 4 and 1/2 and 2 and 1/8 means 4-2 whloes is 2 1/2 and 1/8 way 1/2=2/4=4/8-1/8=3/8 hence ans 2 wholes and 3/8

Ans 2:

Class : Class 7

Ans 3:

Class : Class 4
D

Ans 4:

Class : Class 9
B

Ans 5:

Class : Class 6
The correct answer should be Option B. By Ankush

Ans 6:

Class : Class 8
B AS we convert mixed to improper fraction so 4 1/2 = 2 x 4 1 /2 = 9/2 2 1/8 = 8 x 2 1 / 8 = 17/8 Then we find equivalent fractions 9/2 = 9 x 4 / 2 x 4 = 36 / 8 and 17 / 8 will remain same as we know. Now we do subtraction. 36 / 8 - 17 / 8 = 36 - 17 / 8 = 19 / 8 = 19 divided by 8= Quotient=2, Remainder=3 so 2 3/8

Ans 7:

Class : Class 5
Answer is B

Ans 8:

Class : Class 4
How is it B? Guys somebody OH PLEASE explain! I don't understand ANYTHING:(

Ans 9:

Class : Class 7

Ans 10:

Class : Class 4
ANS;B

Ans 11:

Class : Class 7
the answer is b

Ans 12:

Class : Class 7
B

Ans 13:

Class : Class 4
D

Ans 14:

Class : Class 4

Ans 15:

Class : Class 5

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 6
It is shown as 65 F in picture itself. How can it be 65 F ? It should be 69 F which is option A . And question is find NEAREST temperature .

Ans 2:

Class : Class 4
How is this question worth 2 marks

Ans 3:

Class : Class 4
It is shown as 65F in picture itself.How can it be 65 F

Ans 4:

Class : Class 3
D 65

Ans 5:

Class : Class 9
It is shown as 65 F in picture itself. How can it be 65 F ? It should be 69 F which is option A . And question is find NEAREST temperature .

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
Obviously yeah the answer is C

Ans 2:

Class : Class 7
The answer should be c

Ans 3:

Class : Class 4
Anand Prakash from Nazareth Acadmey Gaya , BiharPlease give the solution!

Ans 4:

Class : Class 10

Ans 5:

Class : Class 8
How can the answer be b??

Ans 6:

Class : Class 9
Please explain

Ans 7:

Class : Class 10
That's what

Ans 8:

Class : Class 8
guys!!!! the answer is C....!!!!!!!!!..........it is so obvious.

Ans 9:

Class : Class 7
its definitely c..

Ans 10:

Class : Class 9
Answer is c

Ans 11:

Class : Class 7
its definitely c..

Ans 12:

Class : Class 8
yes everyone the answer is c

Ans 13:

Class : Class 4
yes..... The answer is C however, it has given the solution wrong.

Ans 14:

Class : Class 9

Ans 15:

Class : Class 9
SURFACE MIGHT BE CURVED RIGHT??? SO ANS IS C

Ans 16:

Class : Class 9
yes the answer is c, there is a technical issue

Ans 17:

Class : Class 7
there is a problem with the question

Ans 18:

Class : Class 7
Answer c is right but they aren't responding

Ans 19:

Class : Class 7
The problem is there in some answers but nobody answers the queries of the people I have come across.

Ans 20:

Class : Class 9
The answer is C for sure.

Ans 21:

Class : Class 9
yes the answer is C obviously

Ans 22:

Class : Class 8
Agreed. The answer is definitely C.

Ans 23:

Class : Class 8
sof never respond/fix its mistakes :(

Ans 24:

Class : Class 5
the third option is right!!!!!

Ans 25:

Class : Class 9
u know what perpendicular is right?c is answer

Ans 26:

Class : Class 9
Might be a technical problem with this question

Ans 27:

Class : Class 9
ans is C, They r wrong!!!

Ans 28:

Class : Class 9

Ans 29:

Class : Class 10

Ans 30:

Class : Class 10
Dont worry the answrr is c

Ans 31:

Class : Class 8
obviously answer is c

Ans 32:

Class : Class 8
Can someone explain the problem

Ans 33:

Class : Class 8
sof never responds :[

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
its B because as u can see in each figure there is a difference between the number of sides by one............. in the first the shape has six sides, in the second five sides, in the third four sides and so on......!!!! So at the last there must be two sides only!!! Hope u can understand!!!

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Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8
go in 2017

Ans 2:

Class : Class 8
go in 2017

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
Ans 15:Anirudh Bhattacharjee from THE LEXICON INTERNATIONAL SCHOOL KALYANI NAGAR PUNR, PuneClass : >Class 5plz dont fight, if it comes in IMO question paper, parallelogram has no line of symmetry.It has a line of symetery Answer 15

Ans 2:

Class : Class 8
It should be C , for sure, kindly make change

Ans 3:

Class : Class 4
Ans is c

Ans 4:

Class : Class 9

Ans 5:

Class : Class 6
ans should be D

Ans 6:

Class : Class 4
the answer is C

Ans 7:

Class : Class 4

Ans 8:

Class : Class 8

Ans 9:

Class : Class 7
answer is C

Ans 10:

Class : Class 7
Answer 1:Q is a parallelogram. It has no line of symmetry. If you don't believe me, please check on google and search ''Does parallelogram has a line of symmetry or not. -Kushagra Chaturvedi

Ans 11:

Class : Class 5
qqqqq

Ans 12:

Class : Class 8
answer is C

Ans 13:

Class : Class 4
Answer is C

Ans 14:

Class : Class 8
sorry guys ans is b it is a parallelogram hence it has no lines of symmetry

Ans 15:

Class : Class 6
how could the answer be b it has to be c

Ans 16:

Class : Class 10
b

Ans 17:

Class : Class 4
Answer should be C

Ans 18:

Class : Class 4

Ans 19:

Class : Class 8
plz dont fight, if it comes in IMO question paper, parallelogram has no line of symmetry.

Ans 20:

Class : Class 5
yes it should be c

Ans 21:

Class : Class 5
bbbbbshb

Ans 22:

Class : Class 7
ans b symitrical figures are that are diveided eqally

Ans 23:

Class : Class 5
The ans is C .Q fig has a line of symmetry

Ans 24:

Class : Class 9
ANSWER SHOULD BE C. Q HAS A LINE OF SYMMETRY.

Ans 25:

Class : Class 4
C

Ans 26:

Class : Class 4
THE ANSWER HAS TO BE C ...HOW CAN IT BE B???A rhombus is symmetrical

Ans 27:

Class : Class 4
correct answer is B PLEASE mind SOF

Ans 28:

Class : Class 6
if you do not believe c is correct why don't you check in google . Q is rhombus so check does a rhombus have line of symmetry

Ans 29:

Class : Class 8
SOF olympiad..please make changes to your tests when you have reported errors...or atleast revert back to students who report error.. Ans shd be C...but if you do not make amendments..you are confusing kids

Ans 30:

Class : Class 8
see it ISN'T a rhombus it is a parallelogram Master answer explain ASAP as this question can come in IMO

Ans 31:

Class : Class 7
It should be C

Ans 32:

Class : Class 5

Ans 33:

Class : Class 5
Ans=b

Ans 34: (Master Answer)

Class : Class 1

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Subject :IMO    Class : Class 2

Ans 1:

Class : Class 7
should be C 800 grams

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 4
A

Ans 3:

Class : Class 8

Ans 4:

Class : Class 4
Answer is C

Ans 5:

Class : Class 5
We cut cake on birthday. But here cake is called butter. The right answer is B

Ans 6:

Class : Class 9
The correct answer is C as Toffee means cake

Ans 7:

Class : Class 5
CLASS 5TH

Ans 8:

Class : Class 9
The correct answer is C

Ans 9:

Class : Class 8

Ans 10:

Class : Class 5
The correct answer is C

Ans 11:

Class : Class 5

Ans 12:

Class : Class 8

Ans 13:

Class : Class 5
The correct answer is option B. Please fix this problem

Ans 14:

Class : Class 8
a

Ans 15:

Class : Class 9
The correct answer is option C.

Ans 16:

Class : Class 10
c

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 9
A because the two small lines are not facing towards each other

Ans 2:

Class : Class 5
Even there are no endpoints to two lines of symmetry in A option. And the figure in o has option C has a very large diameter and has only one line of symmetry

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5
Why did they give option C bigger than the others. The figure should have been of same size???????????????

Ans 5:

Class : Class 7
I DIDNT KNOW THE ANSWER FIRST

Ans 6:

Class : Class 4

Ans 7:

Class : Class 5

Ans 8:

Class : Class 2
A because the others have more than one line of symmetry

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