International Maths Olympiad Forum By SOF Olympiad Trainer - Page 447

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
Option A)

Ans 2:

Class : Class 5
A.

Ans 3:

Class : Class 6
Option A)

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Subject :IMO    Class : Class 10

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 6
Ans is D because Mohit started driving the car at 8:38 and stopped driving the car at 10:19. So 10:19-8:38=9:79-8:38=1:41. So the time duration will be 1 hour 41 minutes.

Ans 2:

Class : Class 6
It is the option D

Ans 3:

Class : Class 5
D is the answer 🙂.

Ans 4:

Class : Class 8

Ans 5:

Class : Class 7
This is silly. How do they expect to find 1 min differences?

Ans 6:

Class : Class 5

Ans 7:

Class : Class 7

Ans 8:

Class : Class 6
Option D)

Ans 9:

Class : Class 5
D.Correct AREEN.

Ans 10:

Class : Class 7
EVERYONE IS RIGHT

Ans 11:

Class : Class 7
Oh my god ! Oh my lord ! Oh my goodness !

Ans 12:

Class : Class 6
SOF you coulndnt make the image bigger i litrally missed by 1 minuet

Ans 13:

Class : Class 5

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Subject :IMO    Class : Class 10

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 8
B

Ans 2:

Class : Class 8

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
25

Ans 2:

Class : Class 7
50 cm =1/2 x10 x5

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
a

Ans 2:

Class : Class 3

Ans 3:

Class : Class 8
A

Ans 4:

Class : Class 3
A

Ans 5:

Class : Class 3
A

Ans 6:

Class : Class 3
A because we have to multiply

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Subject :IMO    Class : Class 5

Ans 1:

Class : Class 5

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
30

Ans 2:

Class : Class 3
30

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
its 15!

Ans 2:

Class : Class 5

Ans 3:

Class : Class 7
The answer is b,14 because between 1 to10 1 time, 11 to 20 2 times, 21 to 30 9 times , 30 to 40 1 time, 41 to 50 1 time. Now if we add all of them we get 14. So the answer is 14.

Ans 4:

Class : Class 3
hey raghav

Ans 5:

Class : Class 7
14

Ans 6:

Class : Class 3
j,bhkn,.j.jk,jj.kjmjkjkjkjk

Ans 7:

Class : Class 3
It should be 14. Not 15. As the numbers would be-2,12,20,21,22,23,24,25,26,27,28,29,32,42.

Ans 8:

Class : Class 9
14

Ans 9:

Class : Class 3
I am also getting 14 but I did wrong😠😠😠👹👹👹👹👹

Ans 10:

Class : Class 5
14 is the answer

Ans 11:

Class : Class 7
14

Ans 12:

Class : Class 3
15

Ans 13:

Class : Class 4
The correct answer is 15,as 22 contains 2 times 2

Ans 14:

Class : Class 6
It should be 15 because numbers are2,12,20,21,22,23,24,25,26,27,28,29,32,42.

Ans 15:

Class : Class 4
should be 14

Ans 16:

Class : Class 5
the answer should 14 because as the numbers would be -2 12 21 22 23 24 25 26 27 28 32 42 -14 0nly because it cannot go after 50

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