International Maths Olympiad Forum By SOF Olympiad Trainer - Page 721
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Ayush Banerjee from DAV Pune, Pune
Subject :IMO    Class : Class 3

Ans 1: (Master Answer)

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

Ans 2:

Anaisha Niranjan from DPS Noida, Noida
Class : Class 4
this quetion is wrong

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rajendra mhaske from ,
Subject :IMO    Class : Class 7

Ans 1:

AARAV AGGARWAL from DAV PUBLIC SCHOOL LUDHIANA, Ludhiana
Class : Class 5
B option is the correct

Ans 2:

Megha Hegde from PSBBLLA, Bengaluru
Class : Class 8
B is the correct answer

Ans 3:

Anirudh Jhunjhunwala from JBCN International School, Parel, Mumbai
Class : Class 8
both are false bias any fraction with numerator or denominator 0 is not valid / is not right

Ans 4:

PEDDI SAI PREETHAM from TRIVENI TALENT SCHOOL, KOTHAGUDEM
Class : Class 7
B

Ans 5:

Anish Hatua from Chennai Public School, Chennai
Class : Class 8
b

Ans 6:

Ketan Patil from PAWAR PUBLIC SCHOOL, BHANDUP, Mumbai
Class : Class 10
Option C is correct because 0/(-7)=0 is wrong as when zero is divided by any other number, the answer is not defined but when any number is divided by zero, the answer is zero.

Ans 7:

Kundan from Vasistha genesis school, Bardoli
Class : Class 7
OPTION:- C

Ans 8:

SUPRATIK CHATTOPADHYAY from DELHI PUBLIC SCHOOL, DIGBOI
Class : Class 9
yes u are right . it should be (B)

Ans 9:

Anirudh Jhunjhunwala from JBCN International School, Parel, Mumbai
Class : Class 8
both are false bcas any fraction with numerator or denominator 0 is not valid / is not right

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rajendra mhaske from ,
Subject :IMO    Class : Class 7

Ans 1:

Amit Malhotra from ,
Class : Class 7
1/u + 1/v =1/f => 1/u = 1/f - 1/v => 1/u = (v-f)/fv => u = fv/(v-f) Answer: B

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Sameer Iqubal from Father Agnel School, New Delhi
Subject :IMO    Class : Class 5

Ans 1:

Amreet Sinha from GIIS, Ahmedabad
Class : Class 5
Both options a and c are correct

Ans 2:

Shriyann from Suniti Devi Singhania School, Thane
Class : Class 9
I think the answer is A.

Ans 3:

Bhabani Prasad from Narayan School, Kolkata
Class : Class 6
Both a and c are correct. As a is symmetrical vertically and c is symmetrical horizontally.

Ans 4:

Ayush Kumar from Maria Assupta Sr. Sec. Convent School, KASHIPUR
Class : Class 5

Ans 5:

Aadit Bhagade from Delhi Public School Kalali, Vadodara
Class : Class 7
Ans. should be 'A'. 'C' doesn't have a line of symmetry.

Ans 6:

Ayush Kumar from Maria Assupta Sr. Sec. Convent School, KASHIPUR
Class : Class 5
The correct answer is A.

Ans 7:

Shivani Gupta from Queens College, Indore
Class : Class 6
the correct answer is A.

Ans 8:

RudrashishChakraborty from Sudarshan Vidyamandir ICSE Academy, Bengaluru
Class : Class 6
option a is correct. option c does not have a line of symmetry.

Ans 9:

Amreet Sinha from GIIS, Ahmedabad
Class : Class 5
The correct option is ‘ a ' .

Ans 10:

Aaditya Vichare from St. John's Universal School, Mumbai
Class : Class 10
Both A and C are correct options

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Sanjay Mishra from Avalon Heights International School, Mumbai
Subject :IMO    Class : Class 5

Ans 1:

BAIBHAB MODAK from KENDRIYA VIDYALAYA (ARMY), BARRACKPORE, KOLKATA
Class : Class 5

Ans 2:

Jhumur Acharya from ,
Class : Class 5
S and C don't have a line of symmetry

Ans 3:

Pratyush Shyam Chowdhury from Indus Valley World school, Kolkata
Class : Class 6
E and C doesn't have a vertical line of symmetry

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Sanskriti Ranjan from SETH ANANDRAM JAIPURIA SCHOOL, Ghaziabad
Subject :IMO    Class : Class 5

Ans 1:

Adithya Vardhan from Loyola School, Trivandrum
Class : Class 9
16:24:48=2:3:6

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ABHINAV SINGH from EURO INTERNATIONAL SCHOOL SECTOR 10, Gurgaon
Subject :IMO    Class : Class 3

Ans 1:

sanju bhagat from ,
Class : Class 3
B

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Rohan Yadav from ,
Subject :IMO    Class : Class 7

Ans 1:

navita gill from ,
Class : Class 7
D) 45 because BC is bisector of right angled triangle

Ans 2:

Kundan from Vasistha genesis school, Bardoli
Class : Class 7
OPTION:-D) 45 degree because CB is bisector of right triangle

Ans 3:

Baibhav Kumar Thakur from Aster Public School , New Delhi
Class : Class 7
D

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mamta from army public school, ramgarh
Subject :IMO    Class : Class 7

Ans 1:

Suvid Singhal from Salwan Public School, Gurgaon
Class : Class 7

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Anant sethi from DPS Aligarh, Aligarh
Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

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

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