International Maths Olympiad Forum By SOF Olympiad Trainer - Page 670

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 5
Answer is A as we see that bakery B sold 700 cakes and bakery F sold halfway between 700 and 600, which is 650 cakes. now subtract 650 from 700, which is 700-650=50.

Ans 2:

Class : Class 5
Answer is A as we see that bakery B sold 700 cakes and bakery F sold halfway between 700 and 600, which is 650 cakes. now subtract 650 from 700, which is 700-650=50.

Ans 3:

Class : Class 4
700-650=(a) 50

Ans 4:

Class : Class 4
700-650=(a) 50

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
true

Ans 2:

Class : Class 6
???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????What is this?

Ans 3:

Class : Class 5
there are 3 angles less the right angle in the figure

Ans 4:

Class : Class 6
It is c right

Ans 5:

Class : Class 9
yes you are right

Ans 6:

Class : Class 10
yes, the question is unclear. in many of the questions, it is just like that.

Ans 7:

Class : Class 4
What???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????¿?????????????????????????????????????????????????/??/?????????

Ans 8:

Class : Class 4
unclear question. There are 3 Acute angles ( Interior) and 1 Exterior Acute angle.

Ans 9:

Class : Class 7
Correct c is right

Ans 10:

Class : Class 5
Questions must be clear whether Interior or exterior angle to be consider?????

Ans 11:

Class : Class 10
C is right

Ans 12:

Class : Class 5
The question is unclear and if you count the angles there are 4 angles less than 90 degrees which is wrong i think .

Ans 13:

Class : Class 6

Ans 14:

Class : Class 6
unclear question

Ans 15:

Class : Class 6
they dont even allow us to post errors!!!!!!!!!!!!!

Ans 16:

Class : Class 5
i went to master admin and he said that the the answer is c. master admin is my dads boss's boss's boss.

Ans 17:

Class : Class 5

Ans 18:

Class : Class 7
c is correct

Ans 19:

Class : Class 5

Ans 20:

Class : Class 5
of course it is c from master admin

Ans 21:

Class : Class 5
there are 4 accute angles

Ans 22:

Class : Class 9
Question is not clear, it does not specify that only the angles inside the figure are to be measured

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6
Option a is the correct answee

Ans 2:

Class : Class 7
a option

Ans 3:

Class : Class 7
OPTION A IS NO DOUBTFULLY THE ANSWER

Ans 4:

Class : Class 8

Ans 5:

Class : Class 6
option a

Ans 6:

Class : Class 9
Option a is actually the answer.

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9
Yes,the second statement is true

Ans 2:

Class : Class 10
yeah it should be B.

Ans 3:

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 4:

Class : Class 7

Ans 5:

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

Ans 6:

Class : Class 8
The correct answer is b not d

Ans 7:

Class : Class 8
B is correct actually

Ans 8:

Class : Class 9

Ans 9:

Class : Class 8
The ans is supposed to be b but the website says it is d. I can’t understand how.

Ans 10:

Class : Class 6
According to their own solution b is a supposed to be correct but the answer given is d???

Ans 11:

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

Ans 12:

Class : Class 8

Ans 13:

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

Ans 14:

Class : Class 4

Ans 15:

Class : Class 7

Ans 16:

Class : Class 7

Ans 17:

Class : Class 3
U r right

Ans 18:

Class : Class 7
Correct answer is b

Ans 19:

Class : Class 9
Yeah it is definitely true.

Ans 20:

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

Ans 21:

Class : Class 9
B

Ans 22:

Class : Class 8
The answer is actually supposed to be Option B rather than Option D because the second statement is true

Ans 23:

Class : Class 4

Ans 24:

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 25:

Class : Class 9
Option b

Ans 26:

Class : Class 8
ans is b.there is a technical problem

Ans 27:

Class : Class 8
the second statement is true so, the answer is B

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:

Class : Class 5

Ans 2:

Class : Class 8
Option D

Ans 3: (Master Answer)

Class : Class 1

Ans 4:

Class : Class 8
Option D

Ans 5:

Class : Class 8
Option D

Ans 6:

Class : Class 4
Ques is wrongwhen answer is d they've told answer is b

Ans 7:

Class : Class 10

Ans 8:

Class : Class 2

Ans 9:

Class : Class 4

Ans 10:

Class : Class 5
d

Ans 11:

Class : Class 4
sry they've given a

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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1
It is 36650.

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
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 4
c

Ans 3:

Class : Class 5
Sorry, the answer is D.

Ans 4:

Class : Class 5

Ans 5:

Class : Class 7
D) 15

Ans 6:

Class : Class 4

Ans 7:

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

Ans 8:

Class : Class 2
a bit confusing

Ans 9:

Class : Class 5
Sorry, the answer is D.

Ans 10:

Class : Class 5
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 11:

Class : Class 5

Ans 12:

Class : Class 9
give solution

Ans 13:

Class : Class 4
The answer is d.

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Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
Hello. And Bye.

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Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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