International Maths Olympiad Forum By SOF Olympiad Trainer - Page 315
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Swarnava Pal from Vivekananda Mission School, Haldia
Subject :IMO    Class : Class 5

Ans 1:

Aniket from delhi public school, Bokaro
Class : Class 5
3/20*x -15 = x/5 solve by taking lcm ans 300

Ans 2:

SK MAJID ALI from Bharati Vidyapeeth Sec. & Sr, Sec.English Medium School, Pune
Class : Class 3
3/20*x -15 = x/5 solve by taking 1cm ans 300

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Akshat Jain from Delhi Public School, Greater Noida
Subject :IMO    Class : Class 6

Ans 1:

Tejas Arun Damkondwar from PIS Nanded, Nanded
Class : Class 7
ans is wrong

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SAJAL SAROJ LAHKAR from SHRIMANTA SHANKAR ACADEMY, GUWAHATI
Subject :IMO    Class : Class 6

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Deepika from Vibgyor high, Mumbai
Subject :IMO    Class : Class 4

Ans 1:

Deepika from Vibgyor high, Mumbai
Class : Class 1
a

Ans 2:

dhanyashree from BVM Global, Chennai
Class : Class 5
A

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Ankit kumar Jha from Ryan International School , Ghaziabad
Subject :IMO    Class : Class 8

Ans 1:

Anshuman D from MVM, Hyderabad
Class : Class 9
Answer is D obviously

Ans 2:

Kaushik Srivatsa H from Bala Vidya Mandir Global, Bangalore
Class : Class 7
Obviously D is the answer

Ans 3:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9
none of the answer is correct

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Spongii from NPS , Bangalore
Subject :IMO    Class : Class 5

Ans 1:

Arnav from Mount Litera Zee School , Rothak
Class : Class 5

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(B): 42250 - 31125 = 11,125
Rounding off to the nearest thousand = 11000
 


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SAJAL SAROJ LAHKAR from SHRIMANTA SHANKAR ACADEMY, GUWAHATI
Subject :IMO    Class : Class 6

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Avni Bagla from National Public School Hosur Road, Bangalore
Subject :IMO    Class : Class 3

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Shaik Aafreen from Sherwood High, Bangalore
Subject :IMO    Class : Class 5

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Tanishka Tripathi from Bal Bharti Public School, Khargone
Subject :IMO    Class : Class 3

Ans 1:

MANIT from Lotus valley, Gurgaon
Class : Class 3
sunday is completely wrong .SOF is getting it things wrong many times

Ans 2:

Moksh from NPS, Singapore
Class : Class 6

Ans 3:

Kushagra Sah from Bahrain Indian School, Manama Bahrain
Class : Class 6
Incorrect.It should be Friday Or Monday.How could it be Sunday?

Ans 4:

MANIT from Lotus valley, Gurgaon
Class : Class 3

Ans 5:

Suchi shah from AIS, Ahmedabad
Class : Class 3
Answer should be monday

Ans 6:

Vinay Dev Jhari from Delhi Public School, Noida
Class : Class 3

Ans 7:

Arohan from VSV, Kolkata
Class : Class 3
This is incorrect. The correct answer should be Monday. The first day from 20th Sep is the 21st of Sep and not the 20th of Sep. Hence, the 7th day should be a Mon and so will all multiples of 7 starting the 20th of Sep.

Ans 8:

Rudranksh Chiranjib Guha from Sri Sri Ravishankar Vidya Mandir, Mulund, Mumbai
Class : Class 3
Yeah... The answer should be option D

Ans 9: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(B):  1st day = 20th sep = Monday
8th day = 27th sep = Monday
15th day = 4th oct = Monday
22nd day = 11th oct = Monday
29th day = 18th oct = Monday
35th day = 24th oct = Sunday


Ans 10:

Kushagra Sah from Bahrain Indian School, Manama Bahrain
Class : Class 6
Incorrect

Ans 11:

Kushagra Sah from Bahrain Indian School, Manama Bahrain
Class : Class 6

Ans 12:

Moksh from NPS, Singapore
Class : Class 6
Incorrect. The first day "FROM" 20 Sep is 21 Sep. Correct answer should be Monday.

Ans 13:

MANIT from Lotus valley, Gurgaon
Class : Class 3
the answer should be monday or tuesday but,they have not given the correct answer or tuesday. SOF has been wrong many times.

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