International Maths Olympiad Forum By SOF Olympiad Trainer

Ritesh Thosare from ,

Subject :IMO Class : Class 5

What is divisible of 6?

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Ayushi Pandey from Greenfields Public School , New Delhi

Subject :IMO Class : Class 6

Ravi wrote two digits of a 3 - digit number on the blackboard as shown below.

Find the missing digit if it has 13 and 26 as factors ?

(A) 2

(B) 4

(C) 6

(D) 7

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is D.

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Ritesh Thosare from ,

Subject :IMO Class : Class 5

A team won five games and losses 7 games. What fraction of the game he won?

A5/7
B7/12
C5/12
D7/5

Ans 1:

Rudranil from Kendriya Vidyalaya no.2 Ishapore, Kolkata

Class : Class 6

C 5/12

Ans 2:

Rudranil from Kendriya Vidyalaya no.2 Ishapore, Kolkata

Class : Class 6

C 5/12

Ans 3:

Richa Panchaity from Campion School, Kochi

Class : Class 6

total games= 7 5= 12 therefore number of games won= 5/12

Ans 4:

Jhumur Acharya from ,

Class : Class 5

5/12

Ans 5:

Bhabani Prasad from Narayan School, Kolkata

Class : Class 6

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arnav makani from The Gurukul sector-20, Panchkula

Subject :IMO Class : Class 6

In the given figure, if the centres of all the circles are joined by horizontal and vertical lines, then find the total number of squares that can be formed.

(A) 6

(B) 7

(C) 8

(D) 10

Ans 1:

Garv Agarwal from Somerville School Noida, Noida

Class : Class 4

Ans 2: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is C.

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arnav makani from The Gurukul sector-20, Panchkula

Subject :IMO Class : Class 6

I f 'A + B' means A is the father of B, 'A - B' means A is the brother of B, 'A ÷ B' means A is the wife B and 'A x B' means A is the mother of B, then which of the following represents M is the maternal grandmother of T?

(A) M x N ÷ S + T

(B) M x N - S ÷ T

(C) M x S - N ÷ T

(D) M x N x S ÷ T

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is A.

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OM KANADE from Euro School, Bengaluru

Subject :IMO Class : Class 8

If 8 athletes run a race and no two athletes finish exactly together, the number of different possible results for the first, second and third positions is

A 56
B 300
C 360
D 336

Ans 1:

TANISH from Tender Heart school, Ranchi

Class : Class 1

Ans 2:

tanishka Bondhare from Saraswati international school , Hingoli

Class : Class 8

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OM KANADE from Euro School, Bengaluru

Subject :IMO Class : Class 8

2/5 of total number of students of a school come by car while 1/4 of students come by bus to school. All the other students walk to school of which 1/3 walk on their own and the rest are escorted by their parents. If 224 students come to school walking on their own, how many students study in that school?

A 1220
B 1560
C 1920
D 2023

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Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is C.

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OM KANADE from Euro School, Bengaluru

Subject :IMO Class : Class 8

100 cards are placed face down in a line. Alice turns every second one over, starting with the second in line. Brenda then turns over every third card that is still face down (so starts with the fifth card in the line). After this, how many cards remain face down?

A 24
B 28
C 34
D 46

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Ans 1:

TANISH from Tender Heart school, Ranchi

Class : Class 1

Ans 2:

tanishka Bondhare from Saraswati international school , Hingoli

Class : Class 8

explain me plz...

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OM KANADE from Euro School, Bengaluru

Subject :IMO Class : Class 8

View All Answers (1)

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is B.

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OM KANADE from Euro School, Bengaluru

Subject :IMO Class : Class 8

The given figure represents a right square pyramid crystal in Prateek's collection. Which best describes all the faces of the pyramid?

A1 square and 4 equilateral triangles
B1 square and 3 equilateral triangles
C1 square and 4 isosceles triangles
D1 square and 3 isosceles triangles

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Ans 1:

Senthil from Einstien Public School, Coimbatore

Class : Class 9

Ans:B

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