International Maths Olympiad Forum By SOF Olympiad Trainer - Page 339
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Riddhi Chandak from Narayana, Mumbai
Subject :IMO    Class : Class 3

Ans 1:

AARNA Kapse from The swaminarayan school, Nagpur
Class : Class 5

Ans 2:

Utkarsh Priyam from DSE, hyderabad
Class : Class 6
The answer should be A only!

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ARNAV BARANWAL from KPS SCHOOL, bhilai
Subject :IMO    Class : Class 7

Ans 1:

from ,
Class : Class 8
Incomplete question

Ans 2:

dhirendra from Shri O P Jindal Vidya Niketan, Mundra Kutcch
Class : Class 4
not mentioned in question

Ans 3:

dhakshith from Vidhyaniketan, Coimbatore
Class : Class 8

Ans 4:

siddhi anand timbe from DWPS talegaon , parli vaijanath dist beed pin 431515, parli vaijnath
Class : Class 7
whole question was not mentioned

Ans 5:

Shubh chawda from D g khetan , Mumbai
Class : Class 8
How many bottles cost 192?

Ans 6:

shaurya aggarwal from scholars rosary senior secondary school, rohtak
Class : Class 8

Ans 7:

Akshansh Gauba from Shikshantar, Gurgaon
Class : Class 8
incomplete

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ARNAV BANSAL from AIR FORCE SCHOOL SULUR, SULUR
Subject :IMO    Class : Class 3

Ans 1:

Dev from Ambassador , Dubai
Class : Class 6

Ans 2:

Vihaan Joshi from Thanks Public School, Mumbai
Class : Class 5
The question statement is wrong. It should be as many in this week

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Aditya Patro from New Horizon Scholar School, Navi Mumbai
Subject :IMO    Class : Class 4

Ans 1:

Viraj Singh from Reliance Foundation School, Navi Mumbai
Class : Class 7
answer can be 3 also

Ans 2:

Viraj Singh from Reliance Foundation School, Navi Mumbai
Class : Class 7

Ans 3:

Devyani bansal from Blue bell school international, New Delhi
Class : Class 5

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Sriyansh from Surabhi , Hosapete
Subject :IMO    Class : Class 8

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nitin bhutada from bhavans b p vidya mandir trimurti nagar nagpur, Nagpur
Subject :IMO    Class : Class 7

Ans 1:

Bhagyesh Kamal from DPS, Mumbai
Class : Class 8

Ans 2:

AKSHIT CHHABRA from APEEJAY SCHOOL NOIDA, NOIDA
Class : Class 8
answer should be 20

Ans 3:

Rick Banerjee from Calcutta Boys School, Kolkata
Class : Class 8

Ans 4:

Aditya Sai Vemparala from Amanora school, Pune
Class : Class 10
The answer should be 20

Ans 5:

Aniket Patankar from Symbiosis International School, Pune
Class : Class 8

Ans 6:

Abhjith S Kumar from Airport Senior Secondary school Karipur, Kozhikode Intl. Airport, Kozhikode Airport
Class : Class 9
THE ANSWER SHOULD BE 20.

Ans 7:

Ramya from brindavan vidyalaya, Trichy
Class : Class 9
ANSWER MUST BE 20 SINCE FORMULA IS N-3 SO FOR ONE VERTICE IT IS 10 SO TWO WILL BE 20

Ans 8:

Aniket Patankar from Symbiosis International School, Pune
Class : Class 8
it should be 20 because the formula for number of diagonals from a vertices is n-3, so for one vertice is 10 diagonals so two is gonna be 20

Ans 9:

SATYAPRAKASH KAR from LUMBINI PUBLIC SCHOOL , BHUBANESWAR
Class : Class 7
If the answer is 22 then the polygon should be 14 sided.

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Aditya Patro from New Horizon Scholar School, Navi Mumbai
Subject :IMO    Class : Class 4

Ans 1:

Prisha anand from Saplings excel, New delhi
Class : Class 4

Ans 2:

Saiansh Tapuriah from The Shri Ram School, Aravali, Gurgaon
Class : Class 5

Ans 3:

Vihaan Binaykia from Riverside, AHMEDABAD
Class : Class 5
C

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Aditya Patro from New Horizon Scholar School, Navi Mumbai
Subject :IMO    Class : Class 4

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Armani from Jainendra public school, Panchkula
Subject :IMO    Class : Class 5

Ans 1:

Bhavya from ABC, Delhi
Class : Class 7
IT SHOULD BE 1 NOT 2. 1/2 1/2 = 1

Ans 2:

Arunava hury from KV1 saltlake , Kolkata
Class : Class 6
D)

Ans 3:

Sejal Mittal from dlf, Ghaziabad
Class : Class 8
It should be 1 not 2 because half half = 1

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Pranav from Ganges valley school, Hyderabad
Subject :IMO    Class : Class 8

Fill in the blanks.
(i) The perimeter of circle and its diameter vary __P__ with each other.
(ii) If two quantities p and q vary inversely with each other then __Q__ of their corresponding values remain constant.
(iii) When x and y are in indirect proportion and if y doubles then x becomes __R__

P Q R
A Inversely Ratio Double
B Directly Product Half
C Inversely Ratio Double
D Directly Product Half


A and c , b and d are same.

Ans 1:

Sneh from The Shriram Millennium School, Noida
Class : Class 8
How can they give they two same options and mark one wrong

Ans 2:

Aditya Saha from The Lexicon International School Kalyaninagar Pune, Pune
Class : Class 9
B and D are identical It's a mistake both options are right

Ans 3:

Vinayak Iyer from Podar International School Powai, Mumbai
Class : Class 8

Ans 4:

Vartika Agarwal from Phoenix world school, Pune
Class : Class 9
its not fair if we mark option d then they say correct answer is option b and if we mark option b then they say that option d is the correct answer.

Ans 5:

Harsh Shukla from DPS Bangalore East, Bengaluru
Class : Class 9
It's a mistake both options are right

Ans 6:

Anirudh from 989820Delhi Pubic school Rohini , Delhi
Class : Class 8
B and D are identical

Ans 7:

from kv2, kalpakkam
Class : Class 9
answer is both B and D

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