International Maths Olympiad Forum By SOF Olympiad Trainer - Page 485

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 4

Ans 2:

Class : Class 8

Ans 3:

Class : Class 8
yes the answer should be c

Ans 4:

Class : Class 8
the answer should be c as after simplification, the value comes 2

Ans 5:

Class : Class 9

Ans 6:

Class : Class 3
ANS should be C. But either way, Ans can be b or C. Since both are correct, this needs to be multiple answer. C

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
If you don't get the answers please say in answers.

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9
No figure is given give the figure please.

Ans 2:

Class : Class 9
This question is bugged

Ans 3:

Class : Class 10
figure pls

Ans 4:

Class : Class 8
figure please

Ans 5:

Class : Class 10
Figure is required.Please send it .

Ans 6:

Class : Class 8
Figure is not given.

Ans 7:

Class : Class 9
Please provide the figure required for solving this problem

Ans 8:

Class : Class 7
please report for justice

Ans 9:

Class : Class 7

Ans 10:

Class : Class 8
figure required

Ans 11:

Class : Class 8
No figure is given . Kindly provide the figure ASAP !!!!!!!!!!!!

Ans 12:

Class : Class 8
No figure is given for this question

Ans 13:

Class : Class 8
give the figure please

Ans 14:

Class : Class 7
Figure is needed for this question .Please it send as quick as possible

Ans 15:

Class : Class 7
no picture given.

Ans 16:

Class : Class 7
Please provide the figure

Ans 17:

Class : Class 8
Figure is needed

Ans 18:

Class : Class 9
Please provide the figure

Ans 19:

Class : Class 7
please give the figure

Ans 20:

Class : Class 10
The figure is not given

Ans 21:

Class : Class 7
Give the figure

Ans 22:

Class : Class 7
I request you to provide the figure

Ans 23:

Class : Class 9
The figure required for this question has not been provided even after numerous comments.......if you cannot provide the figure mantioned in the question, the kindly inform us how to solve the question without the necessary figure. Please look into the matter. Kindly acknowledge.

Ans 24:

Class : Class 7

Ans 25:

Class : Class 7
Figure is not givem

Ans 26:

Class : Class 7
give the figure

Ans 27:

Class : Class 10
Please give the figure....

Ans 28:

Class : Class 8
PLEASE PROVIDE THE FIGURE

Ans 29:

Class : Class 7
No figure given because of which we lost 1 mark

Ans 30:

Class : Class 7
figure???figure???figure???

Ans 31:

Class : Class 8
We need the figure to solve the question

Ans 32:

Class : Class 7
Give the picture

Ans 33:

Class : Class 8

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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 9
answer = 196m (a)

Ans 2:

Class : Class 9
must be Bthere is some mistake

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
Answer is 500

Ans 2:

Class : Class 5

Ans 3:

Class : Class 4
500000 and not 500 as its face value of digit 8 and not place value..

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 7
Incorrect options, revise the question or correct the answer options.

Ans 2:

Class : Class 3
The options are wrong

Ans 3:

Class : Class 3

Ans 4:

Class : Class 7
Correction to my previous comment - Values were not clear due to bad image on my computer. Ignore the previous comment.

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 9
Answer should be Option B because in the solution the napkin unfolded looks like a square and a square’s all sides are equal so it’s area should be = 15*15= 225 sq.cm .

Ans 2:

Class : Class 5
I thought that it's in a square shape...……….that is why I did 15 X 15 not 15 X 13....

Ans 3:

Class : Class 6
thanks. I didn't get the answer at first

Ans 4:

Class : Class 5
thANKS FOOR SOLUTION

Ans 5:

Class : Class 6
Answer = c

Ans 6:

Class : Class 9
Thank you for the solution :)

Ans 7:

Class : Class 5
length is 15 and breadth is 13. There was a silly mistake in it.

Ans 8:

Class : Class 7
C is the answer to this question

Ans 9:

Class : Class 9
Thank-you for giving us the solution

Ans 10:

Class : Class 5
Answer: C Explanation: Add all the numbers given their to find the length. It is 9+2+4=15 Unfold the napkin. you will get a number 9 at the left hand side with some space left. you will get a number 4 on the right hand side with some space left. if you imagine this or look at this carefully, you will notice that the space left at the either sides is actually 4 and 9 respctively. so, to find the breadth, add thesess no.-- 9+4=13. So l=151, b=13. Area is being asked. Formula of calculating area of a rectangle: lXb= 15 X 13 = 195 cm'2 Hence, option C is correct.

Ans 11:

Class : Class 5

Ans 12:

Class : Class 6
Thanks!

Ans 13:

Class : Class 8
answer is c

Ans 14:

Class : Class 5
I forgot to attempt this question but when I saw this, it appeared a bit difficult to me, but after calculating, I was sure that the answer is C.

Ans 15:

Class : Class 8
Thank u Sohan, your answer was very helpful :)

Ans 16:

Class : Class 8

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Subject :IMO    Class : Class 8

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