International Maths Olympiad Forum By SOF Olympiad Trainer - Page 732

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Subject :IMO    Class : Class 2

Ans 1:

Class : Class 4

Ans 2:

Class : Class 2

Ans 3:

Class : Class 2
B is the correct Answer,there are 14 triangles and 5 squares

Ans 4:

Class : Class 6

Ans 5:

Class : Class 6
Ans is B

Ans 6:

Class : Class 3
correct ans is d

Ans 7:

Class : Class 3
Ans is D

Ans 8:

Class : Class 4

Ans 9:

Class : Class 9
Correct answer should be D-15 TRIANGLES

Ans 10:

Class : Class 6
The correct answer is d.

Ans 11:

Class : Class 5
Total Triangles = 0 10 2 4 = 16Total Squares = 2 0 3 0 = 5Best choice option is D

Ans 12:

Class : Class 5
The correct answer is D, because there are 15 triangles.

Ans 13:

Class : Class 8
no correct answer is d

Ans 14:

Class : Class 6
Answer is D. 15 triangles

Ans 15:

Class : Class 8
b

Ans 16:

Class : Class 5

Ans 17:

Class : Class 8
Correct ans is d

Ans 18:

Class : Class 2
Ans D - 15 triangles 5 squares

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
a

Ans 2:

Class : Class 3
(A) is right

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 8
It should be 145.

Ans 2:

Class : Class 7
it should be 103 because 3+5=8+15=23+45=68+35=103 means first +5 then +15 then dirctly +30=45 then -10=+35

Ans 3:

Class : Class 3

Ans 4:

Class : Class 6
B

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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1
Volume of 1 cube will be 2x2x2=8 units Volume of 12 such cubes is 12x8= 96 units. The correct answer is D.

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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 8
SOF CLARIFY MY DOUBT ASAP

Ans 2:

Class : Class 4
it should be 5 as that one is a rhombus

Ans 3:

Class : Class 4
there are 10 triangles:A,B,C,D,E,F,G,H,BC AND GH

Ans 4:

Class : Class 7
yes,b is the right answer. we should just turn the diamond little bit. it will become square. and the other 5 squares.

Ans 5:

Class : Class 8
B as the rhombus if turned slightly diagonally will form a square and 5 squares are already there

Ans 6:

Class : Class 4
5

Ans 7:

Class : Class 7
5 a 5

Ans 8:

Class : Class 5
Whole question is wrong. The solution is also wrong. The 'squares' in the question and the solution has to be changed to 'triangles. The only thing which was right is the diagram in the solution.

Ans 9:

Class : Class 8

Ans 10:

Class : Class 8

Ans 11:

Class : Class 6
The correct answer is C because one is the outer square, then there are 4 squares inside it and one square is tilted so that will also count.

Ans 12:

Class : Class 2
so so so so so so wrong. They wont even let us put this as an error, when we put this as an error, it will say 'Please enter valid error' when it is a valid error. So bad SOF.

Ans 13:

Class : Class 4
It should be 6 as the first one is the outer square(biggest one) and there are 4 small squares inside it, which makes 5 squares. There is also one square inside the figure which is tilted. It looks like a rhombus but isn't a rhombus because a rhombus doesn't have 4 angles measuring 90 degrees.

Ans 14:

Class : Class 9
The correct answer is B

Ans 15:

Class : Class 4
wrong anwer it should be 8

Ans 16:

Class : Class 5
Correct answer is B

Ans 17:

Class : Class 6

Ans 18:

Class : Class 2
Unfair

Ans 19:

Class : Class 5
The correct answer is B.

Ans 20:

Class : Class 3
THE CORRECT ANS: IS B

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Subject :IMO    Class : Class 9

Ans 1:

Class : Class 9
1/12

Ans 2:

Class : Class 9
1/12

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 4
I think it is D

Ans 2:

Class : Class 4
I think it is D

Ans 3:

Class : Class 4
I think it is D

Ans 4:

Class : Class 4
I think it is D

Ans 5:

Class : Class 4
I think it is D

Ans 6:

Class : Class 4
I think its D

Ans 7:

Class : Class 7
It's D

Ans 8:

Class : Class 8
i attempted this question and it was showing green also CHEATER PETER STRAWBERRY EATER (SOF's new name) [short form- CPSE]

Ans 9:

Class : Class 4
14cm

Ans 10:

Class : Class 3
(D) 14 cm

Ans 11:

Class : Class 8
I guess D

Ans 12:

Class : Class 4
14cm

Ans 13:

Class : Class 3

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8
CORRECT ANS IS B

Ans 2:

Class : Class 8
yeah , b is correct

Ans 3:

Class : Class 8
Correct answer is B

Ans 4:

Class : Class 10

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8
25=5*5 Arkodyuti Maiti

Ans 2:

Class : Class 8
25=5*5

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