International Maths Olympiad Forum By SOF Olympiad Trainer - Page 93

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 6

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 10
B

Ans 2:

Class : Class 8
It is B

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 3

Ans 2:

Class : Class 8
B

Ans 3:

Class : Class 10
B

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 3
Ya B

Ans 2:

Class : Class 2
C

Ans 3:

Class : Class 4
b

Ans 4:

Class : Class 7
hey , it is 90 tenths cause tenths means at the tenths place only . But if if there is another no. like 90 tenths we should multiply . But if you choose hundredth tenths it it will become in thousands value.

Ans 5:

Class : Class 9
The answer is B but if anyone has doubt , please call 9243729047 . I will explain it briefly to you .

Ans 6:

Class : Class 5

Ans 7:

Class : Class 9
thank you

Ans 8:

Class : Class 5
b

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
Ok

Ans 2:

Class : Class 6
If the movie is for 2 hours it can be shown 6 times between 12 noon and 12 midnight which is 12 hours. 12/2=6. The answer is B.

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 8
It should be 145.

Ans 2:

Class : Class 6
B

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 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 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 2:

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

Ans 3:

Class : Class 5
The correct answer is B.

Ans 4:

Class : Class 5
Correct answer is B

Ans 5:

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 6:

Class : Class 4
5

Ans 7:

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

Ans 8:

Class : Class 3
THE CORRECT ANS: IS B

Ans 9:

Class : Class 9
The correct answer is B

Ans 10:

Class : Class 4
wrong anwer it should be 8

Ans 11:

Class : Class 7
5 a 5

Ans 12:

Class : Class 8
SOF CLARIFY MY DOUBT ASAP

Ans 13:

Class : Class 6

Ans 14:

Class : Class 8

Ans 15:

Class : Class 2
Unfair

Ans 16:

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 17:

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

Ans 18:

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 19:

Class : Class 8

Ans 20:

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.

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