International Maths Olympiad Forum By SOF Olympiad Trainer - Page 525

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 6
The answer is (A) because it has said the minor 5-digit no.

Ans 2:

Class : Class 4
10000

Ans 3:

Class : Class 9

Ans 4:

Class : Class 8
man the answer is 10 lackhs

Ans 5:

Class : Class 4
The answer is D

Ans 6:

Class : Class 7
trick question

Ans 7:

Class : Class 9
BIR you have written ten thousand instead of one thousand !!!

Ans 8:

Class : Class 5
dfd

Ans 9:

Class : Class 2
100 tens = 1 thousand

Ans 10:

Class : Class 5
the answer is c

Ans 11:

Class : Class 6

Ans 12:

Class : Class 8

Ans 13:

Class : Class 4
solutions should be in detail and a little easy

Ans 14:

Class : Class 3

Ans 15:

Class : Class 9
The answer is D .

Ans 16:

Class : Class 8
The answer is D- 1 thousand

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 9
its more than easy D

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 7

Ans 2:

Class : Class 4

Ans 3:

Class : Class 3
I think, it is too much to ask 3rd class student to remember squares of 18.. imagine if kid is not able to identify m * m = 324, how would he be able to solve entire question. not fair!!

Ans 4:

Class : Class 8
out of syallabus

Ans 5:

Class : Class 7
the answer is 108

Ans 6:

Class : Class 5
It is not wrong moon divide by star is 3 moon multiply by moon is 324 3star multiply 3star is 324 star .star equals 324/9 is 36 star - 6 moon equals 18 answer is 12

Ans 7:

Class : Class 6
it is a little tricky but i solved it.

Ans 8:

Class : Class 4
the answer should 107

Ans 9:

Class : Class 8
IT IS OUT OF SYLLABUS.

Ans 10:

Class : Class 3

Ans 11:

Class : Class 4

Ans 12:

Class : Class 3
correct answer should be 33

Ans 13:

Class : Class 5
options given seems to be wrong

Ans 14:

Class : Class 6
wat

Ans 15:

Class : Class 3

Ans 16:

Class : Class 3
I don't know the answer because IT IS OUT OF SYLLABUS

Ans 17:

Class : Class 3
pls explain

Ans 18:

Class : Class 4
Out of Syllabus

Ans 19:

Class : Class 3
It is not that hard, just that if you understand the question you can easily find the answer.The pea pie who are saying that the question is wrong, you are the one who is wrong, not the question!

Ans 20:

Class : Class 3
How the value of 2 moon is 18 i think 324/2=162

Ans 21:

Class : Class 8
It is NOT out of syllabus . The sulution is that one moon is 18.So,18x18=324.To get the star devide 18 by 3=6.18-6=12

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Subject :IMO    Class : Class 4

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 4
There is no need to do the second part.The first answer is 20L which is 20,000ml. And there is only one option with that answer, which is A,

Ans 2:

Class : Class 6
Ans is A because the answer of question (A) will be 20000 ml because 40 l-20 l=20 l. Now convert 20 l to ml, which is 20000 ml, or, you can say that 20 l and 40 l will be 20000 ml and 40000 ml, respectively. Now do 20000 ml-40000 ml=20000ml. answer of question (B) will be 7/26 by adding the capacity of petrol of April, May, June, July and August, which will be 10 l+20 l+ 25 l+35 l+40 l=130 l. In July, the capacity of petrol used was 35 l, so in fraction, it will be 35 l/130 l. Now simplify the fraction, which will be 7 l/26 l.

Ans 3:

Class : Class 5

Ans 4:

Class : Class 6
Option A)

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7
x = 13

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