International Maths Olympiad Forum By SOF Olympiad Trainer - Page 732

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Subject :IMO    Class : Class 2

Ans 1:

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

Ans 2:

Class : Class 4

Ans 3:

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

Ans 4:

Class : Class 6
Ans is B

Ans 5:

Class : Class 4

Ans 6:

Class : Class 6
Answer is D. 15 triangles

Ans 7:

Class : Class 5

Ans 8:

Class : Class 3
Ans is D

Ans 9:

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

Ans 10:

Class : Class 6

Ans 11:

Class : Class 6
The correct answer is d.

Ans 12:

Class : Class 3
correct ans is d

Ans 13:

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

Ans 14:

Class : Class 2

Ans 15:

Class : Class 2
Ans D - 15 triangles 5 squares

Ans 16:

Class : Class 8
b

Ans 17:

Class : Class 8
no correct answer is d

Ans 18:

Class : Class 8
Correct 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 8
It should be 145.

Ans 3:

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 4:

Class : Class 3

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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 3
THE CORRECT ANS: IS B

Ans 2:

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 3:

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

Ans 4:

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 5:

Class : Class 7
5 a 5

Ans 6:

Class : Class 8
SOF CLARIFY MY DOUBT ASAP

Ans 7:

Class : Class 9
The correct answer is B

Ans 8:

Class : Class 5
Correct answer is B

Ans 9:

Class : Class 4
wrong anwer it should be 8

Ans 10:

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 11:

Class : Class 6

Ans 12:

Class : Class 5
The correct answer is B.

Ans 13:

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

Ans 14:

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 15:

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

Ans 16:

Class : Class 2
Unfair

Ans 17:

Class : Class 8

Ans 18:

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 19:

Class : Class 8

Ans 20:

Class : Class 4
5

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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 7
It's D

Ans 2:

Class : Class 4
14cm

Ans 3:

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 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 4
I think it is D

Ans 8:

Class : Class 4
I think it is D

Ans 9:

Class : Class 3
(D) 14 cm

Ans 10:

Class : Class 4
I think it is D

Ans 11:

Class : Class 4
14cm

Ans 12:

Class : Class 8
I guess D

Ans 13:

Class : Class 3

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 10

Ans 2:

Class : Class 8
CORRECT ANS IS B

Ans 3:

Class : Class 8
yeah , b is correct

Ans 4:

Class : Class 8
Correct answer is B

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8
25=5*5

Ans 2:

Class : Class 8
25=5*5 Arkodyuti Maiti

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