International Maths Olympiad Forum By SOF Olympiad Trainer - Page 605

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9

Ans 2:

Class : Class 5
The option b states that a unique triangle is constructed and it is possible to do so. However option c states that we CANNOT construct the angle 7.5. This is false cause it can be constructed by bisecting an angle of 60, three times.

Ans 3:

Class : Class 10
Answer is b as the length of sides of triangle are variable and therefore unique triangle cannot be constructed

Ans 4:

Class : Class 8
ans is b.i agree with aditya

Ans 5:

Class : Class 9
Aditya that is the very reason why it will be a unique triangle and option C is correct since it an angle such as that can be created by bisecting 60 degree three times

Ans 6:

Class : Class 8
It is meant to be c

Ans 7:

Class : Class 7

Ans 8:

Class : Class 8
ya guys the answer is D

Ans 9:

Class : Class 8
Both B and C are wrong, so one of the options definitely needs do be changes. Someone please look into this.

Ans 10:

Class : Class 9
both B and C are correct as angle 7.5 can be constructed using compass and ruler and we cant construct a unique triangle with only 3 angles given.

Ans 11:

Class : Class 7

Ans 12:

Class : Class 4

Ans 13:

Class : Class 10
a is correct (ez)b is INCORRECT (angles can be same but size can vary)c is correct (bisect 60 degrees 3times)answer should be b

Ans 14:

Class : Class 8
answer is D....

Ans 15:

Class : Class 8

Ans 16:

Class : Class 8
I mean B

Ans 17:

Class : Class 10

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 8
very easy

Ans 3:

Class : Class 8
Prateeshtha Ghosh it is NOT apples it is PEARS

Ans 4:

Class : Class 8
We first need to multiply, then he is telling that he threw 18 of them so, you just need to subtract it from the total number of apples! Then it tells that it is put into 8 boxes so, just divide!

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 6
PLEASE EXPLAAINN

Ans 3:

Class : Class 7
explain pleaseeeeeeeeeeeeEEEEE

Ans 4:

Class : Class 6
1/4 = 2/8 and 3/4 = 6/8 then if Shreya is facing the church just do the opposite and you will get the answer

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 4
correct ans is 10

Ans 2:

Class : Class 5

Ans 3:

Class : Class 4

Ans 4:

Class : Class 8

Ans 5:

Class : Class 8

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 8
trible cannot be made from the options as e is not there in tribunal

Ans 2:

Class : Class 5

Ans 3:

Class : Class 6
D

Ans 4:

Class : Class 5

Ans 5:

Class : Class 4
correct answer is (D)

Ans 6:

Class : Class 7
I think the answer is (D)

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
I guess the answer should be opt. D as teachers include both men and wome

Ans 3:

Class : Class 6
C

Ans 4:

Class : Class 8
both options B and D are correct

Ans 5:

Class : Class 9
It should be d as a teacher has to be either a man or a woman. What will it be if it's not man or woman?

Ans 6:

Class : Class 8
the answer should be two circles not meeting and one partially inside the other circles

Ans 7:

Class : Class 6
I did D

Ans 8:

Class : Class 7
B is correct

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 4
Answer will be b solve it nicely

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Subject :IMO    Class : Class 2

Ans 1:

Class : Class 2

Ans 2:

Class : Class 2

Ans 3:

Class : Class 2

Ans 4:

Class : Class 2

Ans 5:

Class : Class 3

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