International Maths Olympiad Forum By SOF Olympiad Trainer

Ibrahim Ahmad from Apeejay School Saket, New Delhi

Subject :IMO Class : Class 6

Study the following statements.
Statement-1 :Addition and multiplication are commutative for whole numbers.
Statement-2 :Division of whole numbers is distributive over addition.
Which of the following options hold?

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

Answer a is correct not b

View All Answers (10)

Ans 1:

Pranshu pratyush puhan from DPS siliguri, west bengal

Class : Class 10

The answer is B so if you take 25 / (2 3) = 25/3 25/2 = 50/6 75 /6 = 125 /6 which is aproximate to 21

Ans 2:

SOUVAGYA SAHA from De Nobili School, DHANBAD

Class : Class 10

Answer is A. Division is distributive over addition. As for example, (8 4)/2 = 8/2 4/2

Ans 3:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 4:

Abhishri Dwivedi from gems modern academy , Dubai

Class : Class 6

Could someone explain how the answer is B.

Ans 5:

Yuvraj Singh Gill from Loyola school , Bhubaneswar

Class : Class 7

Ans 6:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 7:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 8:

ansh rai from delhi public school, Bhilai

Class : Class 4

Ans 9:

Can I get Rank 35 darryl from Global Indian international school, Brawl stars

Class : Class 8

Ans 10:

Tanmay from DPS Noida, GAUTAM BUDH NAGAR

Class : Class 6

I got it wrong

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Shuvangi Das from Vivekananda mission school, haldia

Subject :IMO Class : Class 5

In the given figure, VU = RQ = CD = GH = 2.5 cm, DE = GF = HI = KJ = ON = PQ = SR = TU = 3 cm and EF = IJ = TS = PO = 0.5 cm.
Find the perimeter of the given figure (not drawn to scale).

A60 cm
B70 cm
C80 cm
D50 cm

View All Answers (2)

Ans 1:

Amlan choudhury from GD Birla center for education , Kolkata

Class : Class 7

Ans 2:

Sartha from Podar International School Kolhapur, Kolhapur

Class : Class 5

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Shuvangi Das from Vivekananda mission school, haldia

Subject :IMO Class : Class 5

What must be subtracted from get twice the 11th multiple of 7?

A
B
C
D

why this stupid question is given to the brilliant students.how can the answer be same?

View All Answers (1)

Ans 1:

Ameya Tripathi from DPS Gurgaon, GURGAON

Class : Class 6

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RICHIK MOULIK from Oxebow English School, ASHOKNAGAR

Subject :IMO Class : Class 6

What fraction of the figure is shaded?

A
B
C
D

View All Answers (8)

Ans 1:

Pranit Sinha from Montfort School, Roorkee, Haridwar

Class : Class 6

Ans 2:

Kaustubh varikallu from South Forsyth Middle School, Atlanta

Class : Class 7

Just count the number of places shaded,divide by 3,then count the total by taking each piece as 3

Ans 3:

Ishaan Singh from BBPS, Gurugram

Class : Class 9

Ans 4:

Taanvi from , Bangalore

Class : Class 9

Ans 5:

Sree samanvitha from National centre for excellence, jeevan bhima bagar, Bangalore

Class : Class 7

Ans 6:

Achir from Chirec, Hyderabad

Class : Class 6

Ans 7:

RICHIK MOULIK from Oxebow English School, ASHOKNAGAR

Class : Class 6

Ans 8:

Kumar Krishiv from Apeejay School, Noida

Class : Class 8

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RICHIK MOULIK from Oxebow English School, ASHOKNAGAR

Subject :IMO Class : Class 6

Jatin’s monthly salary is ₹ 12000. He spends ₹ 1450 for his son’s education, ₹ 550 for purchasing clothes, ₹ 450 for purchasing vegetables, milk, etc., ₹ 1500 for purchasing medicine and pays a rent of ₹ 5000 in a particular month. How much does he save in this month?

A ₹ 4255
B ₹ 4960
C ₹ 3165
D ₹ 3050

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Ans 1:

ARYAN DAS from LOKHANDWALA FOUNDATION SCHOOL, MUMBAI

Class : Class 8

Ans 2:

Aadvik saini from Mvn sector 17, Faridabad

Class : Class 8

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Lokesh Krishnan from Pon Vidyashram School, CHENNAI

Subject :IMO Class : Class 6

Which of the following triangles has only one line of symmetry?

A Scalene triangle
B Isosceles triangle
C Equilateral triangle
D All of these

View All Answers (2)

Ans 1:

Mohammad Saayid from CMR NPS, Bengaluru

Class : Class 7

Ans 2:

Hiten Kalkal from Gems new millennium school, Dubai

Class : Class 6

6

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Hritvi from Podar International School, Mumbai

Subject :IMO Class : Class 7

Count the number of triangles in the given figure.

A13
B14
C15
DNone of these

it should be 13

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Harshdeep roy from Bhavans School , Nagpur

Subject :IMO Class : Class 7

2³ + 2³ + 2³ + 2³ is equal to ______.

A 2⁵
B 2¹²
C 281
D 216

ANSWER IS OPTION A

View All Answers (5)

Ans 1:

Harshdeep roy from Bhavans School , Nagpur

Class : Class 7

ANSWER IS OPTION A

Ans 2:

Atharva from The Millennium , Bathinda

Class : Class 7

Ans 3:

pranav from ois, chennai

Class : Class 3

Ans 4:

Aruj jain from DAV PUBLIC SCHOOL, SRI MUKTSAR SAHIB

Class : Class 7

answer is option a because 2*2*2(4)=30 and 2*2*2*2*2=30 so the answer is option a

Ans 5:

Rohan David from Oakridge International school, Hyderabad

Class : Class 7

The correct option is "A" as 2 to the power of 3 added to itself 4 times is the same as 2 to the power of 5 which is 32

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REYANSH SHARMA from DPS NOIDA, NOIDA

Subject :IMO Class : Class 1

Shreya bought 12 cupcakes on Monday, 10 cupcakes on Tuesday and 34 cupcakes on Wednesday. How many cupcakes did she buy altogether?
A 58
B 54
C 56
D 48

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Ans 1:

Priyanshu Das from Abu Dhabi Indian School, Abu Dhabi

Class : Class 6

good

Ans 2:

REYANSH SHARMA from DPS NOIDA, NOIDA

Class : Class 1

jm

Ans 3:

REYANSH SHARMA from DPS NOIDA, NOIDA

Class : Class 1

uu

Ans 4:

REYANSH SHARMA from DPS NOIDA, NOIDA

Class : Class 1

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Tamrashi Pani from National Public School, Bangalore

Subject :IMO Class : Class 6

Which of the following steps is INCORRECT while constructing an angle of 60°?
Step-1 : Draw a line EF and mark a point O on it.
Step-2 : Place the pointer of the compass at O and draw an arc of convenient radius which cuts the line EF at point P.
Step-3 : With the pointer at A (as centre) now draw an arc that passes through O.
Step-4 : Let the two arcs intersect at Q. Join OQ. We get ∠QOP whose measure is 60°.

A Only Step-1
B Both Step-2 and Step-3
C Only Step-3
D Both Step-3 and Step-4

I think the answer is D

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Ans 1:

Devasya Rana from Lancers Convent , Delhi

Class : Class 6

answer is part c

Ans 2:

Myra Singh from DPS RK Puram, New Delhi

Class : Class 9

Ans 3:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore

Class : Class 9

Ans 4:

Shivani Shivu Singh from Pawar Public School Chandivili , Mumbai

Class : Class 8

Ans 5:

niti from SM Shetty, Mumbai

Class : Class 2

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