International Maths Olympiad Forum By SOF Olympiad Trainer - Page 758

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Subject :IMO    Class : Class 2

Ans 1:

Class : Class 2

Ans 2:

Class : Class 6
The correct answer is d.

Ans 3:

Class : Class 7
Answer is D. 15 triangles

Ans 4:

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

Ans 5:

Class : Class 6

Ans 6:

Class : Class 3
correct ans is d

Ans 7:

Class : Class 5

Ans 8:

Class : Class 4

Ans 9:

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

Ans 10:

Class : Class 8
Correct ans 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 8
b

Ans 13:

Class : Class 6
Ans is B

Ans 14:

Class : Class 8
no correct answer is d

Ans 15:

Class : Class 4

Ans 16:

Class : Class 2
Ans D - 15 triangles 5 squares

Ans 17:

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

Ans 18:

Class : Class 3
Ans is D

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
(A) is right

Ans 2:

Class : Class 3
a

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 6
B

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 8
It should be 145.

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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 6
The correct answer is B.

Ans 2:

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

Ans 3:

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

Ans 4:

Class : Class 3
THE CORRECT ANS: IS B

Ans 5:

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 6:

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 7:

Class : Class 5
Correct answer is B

Ans 8:

Class : Class 2
Unfair

Ans 9:

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

Ans 10:

Class : Class 6

Ans 11:

Class : Class 4
wrong anwer it should be 8

Ans 12:

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 13:

Class : Class 4
5

Ans 14:

Class : Class 8

Ans 15:

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 16:

Class : Class 7
5 a 5

Ans 17:

Class : Class 8
SOF CLARIFY MY DOUBT ASAP

Ans 18:

Class : Class 9
The correct answer is B

Ans 19:

Class : Class 8

Ans 20:

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.

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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 3
(D) 14 cm

Ans 2:

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 3:

Class : Class 3

Ans 4:

Class : Class 4
14cm

Ans 5:

Class : Class 7
It's D

Ans 6:

Class : Class 4
14cm

Ans 7:

Class : Class 8
I guess D

Ans 8:

Class : Class 4
I think it is D

Ans 9:

Class : Class 4
I think it is D

Ans 10:

Class : Class 4
I think its D

Ans 11:

Class : Class 4
I think it is D

Ans 12:

Class : Class 4
I think it is D

Ans 13:

Class : Class 4
I think it is D

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 3

Ans 2:

Class : Class 8
Correct answer is B

Ans 3:

Class : Class 8
yeah , b is correct

Ans 4:

Class : Class 8
CORRECT ANS IS B

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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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