International Maths Olympiad Forum By SOF Olympiad Trainer - Page 418
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Sreejani Bhaduri from National Public School, Bangalore
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(B):

There are 2 lines of symmetry in the given figure.


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Ashwak from Cambridge, Jalandhar
Subject :IMO    Class : Class 4

Ans 1:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
It is really very difficult to count so many circles in a screen, if it had been a book, I would count and mark them.

Ans 2:

Lakshanya Girase from Fravashi Academy, Nashik
Class : Class 5
The correct answer is option C

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is option C. 


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Aayushi Singh from Delhi Public School,Ranchi, Ranchi
Subject :IMO    Class : Class 6

Ans 1:

Aarush Tiwari from Modern Delhi Public School, Faridabad
Class : Class 6
it should be 13

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MAYANK BANSAL from Delhi Public School, Bathinda
Subject :IMO    Class : Class 4

Ans 1:

Khanak Jha from Prime Academy, Mumbai
Class : Class 4
A is the correct answer

Ans 2:

Vivaan A V from Loyola school, Jamshedpur
Class : Class 4
'D' is the answer as the lines in the bottom thingy is crooked and is not the right side either. This proves that the answer is 'D'

Ans 3:

Rajendra Karwasra from BDIS, Sri Ganganagar
Class : Class 6
1

Ans 4:

MAYANK BANSAL from Delhi Public School, Bathinda
Class : Class 3

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VAIBHAV RAMANATHAN from VIBGYOR HIGH, BANGALORE
Subject :IMO    Class : Class 1

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Nia Guha from DPS Noida, Noida
Subject :IMO    Class : Class 1

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is option A. 


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nikita dhingra from Delhi public school, Chandigarh, Chandigarh
Subject :IMO    Class : Class 9

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monica jindal from British Co Ed high school, Patiala
Subject :IMO    Class : Class 3

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Lakshyraj yadav from The shri ram aravali school , Gurgaon
Subject :IMO    Class : Class 5

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Devesh Kumar Shrivastava from Ramjas School, Pusa Road, New Delhi
Subject :IMO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(A):  The factors of 1,2,4,5,8,10,16,20,40,80 

Therefore, 80 has 10 factors. 


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