International Maths Olympiad Forum By SOF Olympiad Trainer

shweta garg from Apeejay School, Ghaziabad

Subject :IMO Class : Class 7

State 'T' for true and 'F' for false and select the correct option.
(i) Every natural number is a rational number.
(ii) Every rational number is a fraction.
(iii) Zero is not a rational number.
(iv) The reciprocal of 0 is

A
B
C
D

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Ans 1:

Narayani Haldar from Headstart Education Acedemy, Bangalore

Class : Class 6

Ans 2:

shweta garg from Apeejay School, Ghaziabad

Class : Class 7

Ans 3:

Shaurya from nps, Bangalore

Class : Class 3

D is the correct answer not C since every rationalNumber can be expressed as a fraction the answer as per the analysis given is incorrect

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Student from School, City

Subject :IMO Class : Class 8

Number of edges in a triangular prism is ______.

A 9
B 6
C 5
D 8

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Ans 1:

rajib jana from DPS MEGA City, Kolkata

Class : Class 8

Option a obvi

Ans 2:

shreya more from svpv, bhayandar

Class : Class 8

9

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Hamzah from DPS Dubai, Dubai

Subject :IMO Class : Class 8

The simple interest at x % for x years will be ₹ x on a sum of ____.

A ₹ x
B ₹ 100 x
C
D

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Ans 1:

Aarush Babbar from Birla Vidya Niketan New Delhi, New Delhi

Class : Class 8

ANS

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VVM from dps, Ghaziabad

Subject :IMO Class : Class 9

The given question is followed by three statements.
Study the statements carefully and decide which of the following statement(s) is/are necessary to answer the question. What is the total surface area of cone?
(I) The area of the base of the cone is 1386 cm².
(II) The curved surface area of the cone is 2310 cm².
(III) The volume of the cone is 3696 cm³.

AI and either II or III
BII and either I or III
CIII and either I or II
DAny two of the three

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Ans 1:

Reyansh Singla from St. Joseph's Convent School, Bathinda

Class : Class 10

Ans 2:

KETAKI SUBHASH GHATOL 2 from CSA Satara, Satara

Class : Class 10

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shaurya aggarwal from scholars rosary senior secondary school, rohtak

Subject :IMO Class : Class 7

If 'Orange' is called 'Butter', 'Butter' is called 'Soap', 'Soap' is called 'Ink', 'Ink' is called 'Honey' and 'Honey' is called 'Sugar', then which of the following is used for washing clothes?

AHoney
BButter
CSugar
DInk

INK

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Ans 1:

Kanav Sancheti from JPHS, Jaipur

Class : Class 7

as we know soap is used to clean clothes,here soap is written as ink so the answer would be ink

Ans 2:

Arnav Kumar Saxena from The Sanskaar Valley School, Bhopal

Class : Class 7

Ans 3:

Aabha Matkar from EUROSCHOOL WAKAD , PUNE wakad

Class : Class 7

As we wash clothes with soap, according to the question soap is known as ink. so Ink (D) is the answer.

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Harsh Kumar from Brahma Prakash D.A.V School, Telangana

Subject :IMO Class : Class 8

The length of longest pole that can be placed on the floor of a room is 10 m and the length of the longest pole that can be placed in the room is 10√2 m. The height of the room is _____.

A6 m
B7.5 m
C8 m
D10 m

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Ans 1:

SAMRUDDHI from Pis, Aurangabad

Class : Class 9

Ans 2:

kartik durgapal from kumaon public school , dwarahat

Class : Class 8

Ans 3:

Anal Raj from D.A.V, Pakur

Class : Class 8

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Naseera Jorden from DPS Daulatpur, Haridwar

Subject :IMO Class : Class 2

At 7:45 p.m., the hour hand of the clock will lie near to _____.

A 6
B 7
C 8
D Cannot say

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Ans 1:

Gaurika Bhasin from Genesis global school, Noida

Class : Class 2

Ans 2:

Gaurika Bhasin from Genesis global school, Noida

Class : Class 2

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Jayaditya singh from Delhi Public School, gurgaon

Subject :IMO Class : Class 1

Read the following statements and select the correct option.
Statement 1 : The value of CM - CD + CVII is 607.
Statement 2 : Symbol C can be added to every Roman symbol, but it can be subtracted from D and M only.

A Statement 1 is true and Statement 2 is false.
B Statement 1 is false and Statement 2 is true.
C Both the Statement 1 and Statement 2 are true.
D Both the Statement 1 and Statement 2 are false.

statement two is false as it cannot be added to any digit.

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Arjun from DAIS, Mumbai

Subject :IMO Class : Class 6

How many lines of symmetry are there in a triangle which has all the angles equal?

A 1
B 2
C 3
D 4

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Ans 1:

sarag bordoloi from dps numaligarh, golaghat

Class : Class 9

Ans 2:

Shreyansh Gupta from MVN, faridabad

Class : Class 6

u have checked the wrong synopsis

Ans 3:

Thejas S from Gopalan International School, Bangalore

Class : Class 3

In the synopsis it says that it is 2, so I selected 2

Ans 4:

Avantika Raj from Delhi Public School, Bengaluru

Class : Class 9

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Soham from JSS, Dubai

Subject :IMO Class : Class 1

Match the Column-I with number names given in Column-II.

A1 →(r), 2 →(q), 3 →(p)
B1 →(p), 2 →(r), 3 →(q)
C1 →(p), 2 →(q), 3 →(r)
D1 →(q), 2 →(p), 3 →(r)

hah i d

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