International Maths Olympiad Forum By SOF Olympiad Trainer - Page 664
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Sri Charitha from AJP School, Bengaluru
Subject :IMO    Class : Class 5

Ans 1:

Gauri Singh from St. John's School, Marhauli, Varanasi
Class : Class 10
yes, its option. c

Ans 2:

Shivani Gupta from Queens College, Indore
Class : Class 6
correct ans is C

Ans 3:

Bhabani Prasad from Narayan School, Kolkata
Class : Class 6
The rhombus is symmetrical ,too.

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MRITTIKA DAS from KENDRIYA VIDYALAYA, GANGTOK, GANGTOK
Subject :IMO    Class : Class 7
G

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Eira Kansara from Delhi Public School, Jodhpur
Subject :IMO    Class : Class 6

Ans 1:

JIVESH KUMAR from Cochin refineries school , Kochi
Class : Class 6
FRIDAY

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Shloka Mehta from SIR MUTHA SCHOOL, Chennai
Subject :IMO    Class : Class 6
k..

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Manish Mulimani from chrysalis high, Bengaluru
Subject :IMO    Class : Class 2

Ans 1:

sanaya parakh from n h goel world school, Raipur
Class : Class 2
Yes 6 is right answer because there are 6 trainagles and 12 circles. Pls count carefully traingles

Ans 2:

shourya from EUROSCHOOL, Pune
Class : Class 7
yes it is

Ans 3:

shourya from EUROSCHOOL, Pune
Class : Class 7

Ans 4:

sdy1408@gmail.com from Azaan interntional School, Hyderabad
Class : Class 2
9

Ans 5:

PRAGWANSH JENA from DELHI PUBLIC SCHOOL, Raipur
Class : Class 8
THERE ARE NOT 6 TRIANGLES SEE CAREFULLY

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Shriya Sreekrishna from BLUEBELLS SCHOOL INTERNATIONAL, New Delhi
Subject :IMO    Class : Class 5

Ans 1:

ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Class : Class 10

Ans 2:

Gauri Singh from St. John's School, Marhauli, Varanasi
Class : Class 10
953

Ans 3:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 9

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manya12 from sri sankara senior secondary school, chennai
Subject :IMO    Class : Class 4

Ans 1:

AYUSH SINGH from ryan international school, Mumbai
Class : Class 5
It is equal to 5 days 15 hours

Ans 2:

AYUSH SINGH from ryan international school, Mumbai
Class : Class 5
It is equal to 5 days, 15 hours

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swagat sibsshish from davpublic school cuttack, Cuttack
Subject :IMO    Class : Class 6

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is D.

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Devansh123 from D.S.B INTERNATIONAL PUBLIC SCHOOL, Rishikesh
Subject :IMO    Class : Class 8

Ans 1:

sai aashirwad from geethanjali vidyalaya, Bengaluru
Class : Class 8
((x^-1)+(y^-1))^-1=((1/x)+(1/y))^-1 =((x+y)/xy)^-1=xy/(x+y)

Ans 2:

Mayank from D. S. M. School for Excellence , Jamshedpur
Class : Class 8
a) x+y

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Devansh123 from D.S.B INTERNATIONAL PUBLIC SCHOOL, Rishikesh
Subject :IMO    Class : Class 8

Ans 1:

Oliva Rajguru from Siliguri girls' high school, Siliguri, Darjeeling ;West bengal
Class : Class 8
2^2001+2^1999/ 2^2000-2^1998 (first take common of 1999 and 1998) =2^1999 (2^2+1)/ 2^1998 (2^2-1) =2^1999-1998×{(4+1)/(4-1) =2×5/3=10/3 ans.. (B)

Ans 2:

swagat sibsshish from davpublic school cuttack, Cuttack
Class : Class 8
pls make me understood ..its too difficult

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