International Maths Olympiad Forum By SOF Olympiad Trainer

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

Subject :IMO Class : Class 3

Which figure comes next in the given figure pattern?

A

B

C

D

Post Your Answer

Ankitt Kushary from Delhi Public School, Kolkata

Subject :IMO Class : Class 8

Find all the values of x: x^5 + 3x^4 - 11x^3 - x^2 + 4x - 23 = 0

Ans 1:

Ankitt Kushary from Delhi Public School, Kolkata

Class : Class 8

Post Your Answer

Gaurav Gupta from DPS International Gurgaon, Gurgaon

Subject :IMO Class : Class 5

ABCD is a square of perimeter 56 m. Two triangular corners have been cut away as shown in figure. What is the perimeter of the remaining figure?

A 39 m
B 42 m
C 35 m
D 53 m

Answer is 47.8. All given answers are wrong. Triangles AEF and FBG are right angled triangles hence EF and FG need to be calculated using Pythagoras.

Ans 1:

Mohammed Najl from Credence high school Dubai, Dubai

Class : Class 5

jow do you calculate the side of an isosceles triangle?

Ans 2:

Samyaraj Chowdhury from DPS Ruby Park, Kolkata, Kolkata

Class : Class 8

Ans 3:

Aarav Jain from NPS international, Chennai

Class : Class 5

the triangles are right angled triangles, so the hypotenuse is the largest side. so the answer is d. please check

Ans 4:

AREEN from BOLTON, HYDERABAD

Class : Class 6

Ans is B because the side of the square is 56 m/4=14m. half of the two sides on the left side and the right side is being cut and the upper side is being cut totally and the two triangles are equivalent triangles. So the perimeter of the remaining part will be (7 m X 4)+14 m=28 m+14 m=42 m.

Ans 5:

varishtha from nps, banglore

Class : Class 5

Ans 6:

girish from Millenium, Bathinda

Class : Class 8

side EF and FG will be 7*2^1/2 so correct answer is 47.89. pl justify your answer

Ans 7:

Dhriiti from BCM, Ludhiana

Class : Class 8

Submit Your Answers

Post Your Answer

Aditi Shiv Shankar Jaiswal from Delhi Public School Jeddah, Jeddah

Subject :IMO Class : Class 4

What are the common factors of 12 &15 A) 1&2 B) 1&3 C)2&3 D)3&4

View All Answers (3)

Ans 1:

Aditi Shiv Shankar Jaiswal from Delhi Public School Jeddah, Jeddah

Class : Class 4

B .

Ans 2:

Aditi Shiv Shankar Jaiswal from Delhi Public School Jeddah, Jeddah

Class : Class 4

B

Ans 3:

ahaan tripathi from st joseph co-ed school, BHOPAL

Class : Class 5

B

Submit Your Answers

Post Your Answer

Ridam Dungarwal from Witty International school, Udaipur

Subject :IMO Class : Class 1

There are _______ more triangles than circles in the given figure.

A2
B4
C3
D1

Triangles are 12Circles including face are 11So answer should be 1 that is D

View All Answers (5)

Ans 1:

Iksha from Vibgyorhigh, Pune

Class : Class 1

Why is it D.It should beA

Ans 2:

Anugya from Delhi Public School Whitefield, Bangalore

Class : Class 5

Ans 3:

Fateh Singh Nanda from Gems modern academy, Dubai

Class : Class 5

There are 11 circles including the face

Ans 4:

from ,

Class :

Ans 5:

Anugya from Delhi Public School Whitefield, Bangalore

Class : Class 5

there are only 10 circles and 12 triangles. So, how can it say D?! It should be A..

Submit Your Answers

Post Your Answer

vineet8026@gmail.com from dps, Doha

Subject :IMO Class : Class 3

Which of the following figures will replace the question mark (?) in the given figure matrix?

A
B
C
D

View All Answers (1)

Ans 1:

avg from VIBGYOR HIGH, PUNE

Class : Class 3

Submit Your Answers

Post Your Answer

ishi gupta from DPS NOIDA, NOIDA

Subject :IMO Class : Class 4

Which one of the following has no line of symmetry ?

A
B
C
D

View All Answers (1)

Ans 1:

FIONA SAHA from The Heritage School Rampurhat west Bengal India, Rampurhat Birbhum

Class : Class 4

What do you mean by symmetry here?

Submit Your Answers

Post Your Answer

Ishit161 from , Delhi

Subject :IMO Class : Class 6

Q. T is the son of P. S is the son of Q. T is married to R. R is the daughter of Q. How is S related to T? A) Brother B) Brother-in-law C) Father D) None of these