International Maths Olympiad Forum By SOF Olympiad Trainer - Page 549
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Nabeel Fareed Karim from International Indian school , Jeddah
Subject :IMO    Class : Class 8

Ans 1:

from DPS ,
Class : Class 8

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is D

We have,  
Squaring both sides, we get 
 
Now, again squaring both sides, we get x = 49.


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Naveen panwar from Kulachi hansraj modelschool ashokvihar delhi 52, Ashokvihar
Subject :IMO    Class : Class 2

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Kavish Marwah from Pawar Public School Chandivali, Mumbai
Subject :IMO    Class : Class 1

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

 


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Kavish Marwah from Pawar Public School Chandivali, Mumbai
Subject :IMO    Class : Class 4

Ans 1:

Aaditya from dpsnoida , Noida
Class : Class 4
A B C IS CORRECT MEANS D IS CORRET D=ALL OF THESE

Ans 2:

Akanksha A from Chrysalis High, Bangalore 560066
Class : Class 5
Ans :ABut can someone explain this question

Ans 3:

Writaja Majumder from DPS Megacity,Kolkata, KOLKATA
Class : Class 5
Option C

Ans 4:

Adhrit Maddulapalli from CHSV, Chennai
Class : Class 6

Ans 5:

Ivjot Singh Hanspal from Allen Career Institute, Surat
Class : Class 10
The answer is C.

Ans 6:

Yatindra G from SBOA, Chennai
Class : Class 4
But Shaurya, I can't understand WHAT you are saying.

Ans 7:

Mudit from SSRVM, Bangalore
Class : Class 4
Option C

Ans 8:

Yatindra G from SBOA, Chennai
Class : Class 4
Anyways, the correct option is (D) because Everything else is correct.

Ans 9:

ANGELA from new gulf indian, kuwait
Class : Class 7
the correct answer is option d

Ans 10:

Supreeth from Sssbj, Bangalore
Class : Class 6
C

Ans 11:

Supreeth from Sssbj, Bangalore
Class : Class 6
C

Ans 12:

anu from Haralur, Bengaluru
Class : Class 5
poopface is shaurya LLLLL

Ans 13:

shaurya mishra from aps, jhansi
Class : Class 4
option a(54968)

Ans 14:

Vaibhabi Debbarma from HOLY CROSS SCHOOL AGARTALA, AGARTALA
Class : Class 6
The answer is option C

Ans 15:

Yatindra G from SBOA, Chennai
Class : Class 4
Anu take a chill pill bro!! Forum is to discuss and not to trash talk like YOU!!

Ans 16:

Chinmay S Amboori from Adani Public School, Mundra
Class : Class 6
selected C showing A

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Lokesh Chhabra from Lilavatibai podar high school, Mumbai
Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The answer is C.


Ans 2:

Dhaivat Bhatti from KES SMVM School, Mumbai
Class : Class 8
this question should be reformed. the saying vulgar fraction giving answer decimal fraction.

Ans 3:

teesta from DPSW, Bangalore
Class : Class 10
Answer is D

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Vidwat Amal from Podar International School , Anand
Subject :IMO    Class : Class 5

State 'T' for true and 'F' for false.
(i) The fraction is equal to the decimal number 0.24.
(ii) In proper fraction, numerator is smaller than the denominator.
(iii) are equivalent fractions.

A
B
C
D


there is no correct answer in the given optionsit is True, True, False.6/25 = 0.24 and in a proper fraction the numerator is smaller than denominator2/5, 6/15 are equivalent fractions but 10/15 is not.... so it is false (if it is given as 10/25 then it is true)

Ans 1:

NAMAN SINGH from SETH ANANDRAM JAIPURIA SCHOOL, Ghaziabad
Class : Class 8

Ans 2:

Amlan choudhury from GD Birla center for education , Kolkata
Class : Class 7

Ans 3:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer should be True, True, False.

We will rectify the correction in the next edition.


Ans 5:

NAMAN SINGH from SETH ANANDRAM JAIPURIA SCHOOL, Ghaziabad
Class : Class 8

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KARTIK SHINDE from Delhi Public school Rau Indore , indore
Subject :IMO    Class : Class 3

Ans 1:

anishkulkarni from City International School Kothrud, Pune
Class : Class 7
The division sign is looking same as addition sign

Ans 2:

Avantika Raj from Delhi Public School, Bengaluru
Class : Class 9
answer is c

Ans 3:

Ekansh Tandon from Fr Agnel Noida, Indirapuram
Class : Class 8
Wrong question seems on both the sides .

Ans 4:

PnP from Vibgyor, Bengalore
Class : Class 6
error from sof site side they made division look like addition and multiplication also like addition that is why i got it wrong but the correct answer is 357 option c

Ans 5: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is C.

952 ÷ 8 = x ÷ 3

119  = x ÷ 3

Therefore, x = 119 X 3 = 357


Ans 6:

Parth Kathuria from Kothari International School, Noida
Class : Class 4
Yes, my also was wrong because it was plus sign on both sides. its not looking like division sign at all. i zoomed it and check

Ans 7:

ARYAN P from DPS E-CITY Bangalore, Bangalore
Class : Class 5
Yes that is their issue they have written division sign as addition sign.

Ans 8:

Tejas Kumar from Global Indian International School, Noida
Class : Class 6
it was sign....pls mark the sign properly... the division sign looks like sign

Ans 9:

Arvi from Isbe , Europe
Class : Class 7
wrong question with symbol. So we get extra 1 point.

Ans 10:

IAMLOST from ABC, Pune
Class : Class 8
it is looking like addition problem and sign

Ans 11:

Darshini Chakravarty from Pinnacle High International School, Mumbai
Class : Class 4
yes the division sign looks like the addition sign, that is why I got it wrong

Ans 12:

Ayush kumar from Sunbeam school Indiranagar, Varanasi
Class : Class 5

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PIYUSH KUMAR from DON BOSCO ACADEMY, PATNA
Subject :IMO    Class : Class 7

Ans 1:

jaldhruva from h.b.kapidia, Ahmedabad
Class : Class 7
A=118andB=62

Ans 2:

Sreeraj from Naagarjuna, Hyderabad
Class : Class 8
Given data is a+b=180°,a-b=56° Then , (a+b)+(a-b)=(180°+56°) The answer we get is 2a=236° therefore a=118° Then b=180°-118°=62°

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NIRANJANA from INDIRA NATIONAL SCHOOL, PUNE
Subject :IMO    Class : Class 5

Ans 1:

NIRANJANA from INDIRA NATIONAL SCHOOL, PUNE
Class : Class 7
1. Hexagon 2. Pentagon 3. Heptagon 4. Octagon 5. Nonagon 6. Decagon

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Tathagat Sahoo from Tathagat Sahoo, Pune
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is B.

720 X 83 =  59760

59760 - 825 = 58935

If we round off 58935 to the nearest hundred then we will get 58900


Ans 2:

Vania Aravindan from Unicent School , Miyapur Hyderabad
Class : Class 8
OK SIR THANKYOU

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