International Maths Olympiad Forum By SOF Olympiad Trainer - Page 684

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Subject :IMO    Class : Class 6

Ans 1:

Class :
option a

Ans 2:

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Option a is the correct answee

Ans 3:

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OPTION A IS NO DOUBTFULLY THE ANSWER

Ans 4:

Class : Class 7
a option

Ans 5:

Class : Class 9
Option a is actually the answer.

Ans 6:

Class : Class 8

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
Please check, the questions says DIFFERENCE,

Ans 2:

Class :
The answer is actually supposed to be Option B rather than Option D because the second statement is true

Ans 3:

Class : Class 7

Ans 4:

Class : Class 8
B is correct actually

Ans 5:

Class : Class 3
U r right

Ans 6:

Class : Class 9
Yes,the second statement is true

Ans 7:

Class : Class 10
yeah it should be B.

Ans 8:

Class : Class 9
B

Ans 9:

Class : Class 7

Ans 10:

Class : Class 8
The correct answer is b not d

Ans 11:

Class : Class 10
hey guys the ans cannot be optiob B because in the second statement it is told that the third side cannot be smaller than the difference of the other two sides that means the third side can be equal or greater than the difference. but it cannot be equal that is why 2nd statement id wrong

Ans 12:

Class : Class 9
The second statement is true so, answer should be option B

Ans 13:

Class : Class 9
Option b

Ans 14:

Class : Class 4

Ans 15:

Class :
ans is b.there is a technical problem

Ans 16:

Class : Class 4

Ans 17:

Class : Class 9

Ans 18:

Class : Class 8
B is correct, SOF should upgrade their answer. This might mislead students.

Ans 19:

Class : Class 9
Yeah it is definitely true.

Ans 20:

Class : Class 7
Correct answer is b

Ans 21:

Class :
The ans is supposed to be b but the website says it is d. I can’t understand how.

Ans 22:

Class : Class 8

Ans 23:

Class :
the second statement is true so, the answer is B

Ans 24:

Class : Class 10
The answer should be b. This sum is there in the IMO Workbook and there the answer is b

Ans 25:

Class : Class 8
yeah guys !!!! the answer is B.....not D. it is so obvious, the second statement is true....the solution given by the website makes no sense.!

Ans 26:

Class :
According to their own solution b is a supposed to be correct but the answer given is d???

Ans 27:

Class : Class 7

Ans 28:

Class : Class 9
here in the 3rd statement it's written that any 2 sides not the other 2 sides.

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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class :

Ans 2:

Class : Class 5
d

Ans 3:

Class : Class 8
Option D

Ans 4:

Class : Class 8
Option D

Ans 5:

Class : Class 4

Ans 6:

Class : Class 8
Option D

Ans 7:

Class : Class 2

Ans 8:

Class : Class 10

Ans 9:

Class :

Ans 10:

Class : Class 5
sry they've given a

Ans 11:

Class : Class 5
Ques is wrongwhen answer is d they've told answer is b

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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class :
It is 36650.

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Subject :IMO    Class : Class 7

Ans 1:

Class :
B is correct.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5
to get the answer, just do 5 5 5=15

Ans 2:

Class : Class 7
its confusing, actually it is supposed to have 5 different notebooks and 3 different pens so 5*3=15

Ans 3:

Class :
Sorry, the answer is D.

Ans 4:

Class : Class 7
D) 15

Ans 5:

Class : Class 9
give solution

Ans 6:

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The answer is d.

Ans 7:

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Ans 8:

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Sorry, the answer is D.

Ans 9:

Class : Class 5

Ans 10:

Class : Class 4
c

Ans 11:

Class : Class 5

Ans 12:

Class :
Answer is C as the question says the combinations of 1 notebook and 1 pen from 5 notebooks and 3 pens, which is 5*3=15.

Ans 13:

Class : Class 2
a bit confusing

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Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Class :
Hello. And Bye.

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Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Class :
The correct answer is D.

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
d) 20/100 because 20/100 is equivalent fraction of 1/5

Ans 2:

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Ans 3:

Class :
Answer is D as in option A, 14/100 is shaded, which means 7/50 is shaded. In option B, 22/100 is shaded, which means 11/50 is shaded. In option C 29/100 is shaded. In option D, 20/100 is shaded, which means 1/5 is shaded.

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Subject :IMO    Class : Class 9

Ans 1:

Class :
C

Ans 2:

Class :
IMO says Answer is B. Google says Answer is A. https://math.stackexchange.com/questions/7717/difference-between-axioms-theorems-postulates-corollaries-and-hypotheses. MathGuru says Answer is C. http://www.mathguru.com/practiceexercise/2009050500001579/pe.pdf

Ans 3:

Class :
option (c)

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