International Maths Olympiad Forum By SOF Olympiad Trainer - Page 325

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Subject :IMO    Class : Class 7

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Subject :IMO    Class : Class 9

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7
I stick with Amika

Ans 2: (Master Answer)

Class : Class 1

The correct answer is option B. 


Ans 3:

Class : Class 9
(ii) does not mention anything about the two natural numbers being consecutive, hence, 'co-prime' is not the correct inference.

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Subject :IMO    Class : Class 2

Ans 1: (Master Answer)

Class : Class 1

(B):

237 + 52 + 9 = 298
and 197 + 96 + 29 = 322
So, 298 < 322


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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5
C

Ans 2:

Class : Class 9

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Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1

The correct answer is option D.


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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
Adrita Bej of Vidyasagar Shishu Niketan Class : 7A - is the correct answer

Ans 2:

Class : Class 7
A will be the correct answer.

Ans 3:

Class : Class 7
b is the correct answer not C bcoz

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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(C):

GH = AB + CD + EF
17 cm = 5 cm + CD + 4 cm

17 cm = 9 cm + CD
 CD = 17 cm – 9 cm
CD = 8 cm
 


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Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

(B):

There are a total of 24 hours in a day.
1 day = 24 hours
So, 5/12 of a day = (5/12) x 24 = 10 hours
 


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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 6

Ans 3:

Class : Class 6
A

Ans 4:

Class : Class 1
Answer is A-1 line because there can be only one line which can pass through a given plane as asked in question.

Ans 5:

Class : Class 1

Ans 6:

Class : Class 6

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