International Maths Olympiad Forum By SOF Olympiad Trainer

Garv Agarwal from Somerville School Noida, Noida

Subject :IMO Class : Class 6

The greatest number which divides 285 and 1249, leaving remainders 9 and 7 respectively is ______.

A240
B130
C115
D138

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Garv Agarwal from Somerville School Noida, Noida

Subject :IMO Class : Class 6

Which of the following statements is true?

AEvery natural number has a successor except 1.
BSum of two whole numbers is always less than their products.
CWhole numbers are not closed under subtraction and division.
DThe smallest whole number is the identity for multiplication of whole numbers.

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Ans 1:

Debarghya Debnath from SKM School, Agartala

Class : Class 6

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lavanya from bcm chd road, Ludhiana

Subject :IMO Class : Class 4

In a play competition, there are 5 finalists.
Priya : She has only one girl behind her.
Beena : She is not the first.
Garima : She is just after Latika.
Megha : She is just before Priya.
_____ and ____ stood at first and last positions respectively.

A Garima, Latika
B Latika, Beena
C Garima, Megha
D Megha, Beena

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Ans 1:

Yash from Dps, Noida

Class : Class 7

garima

Ans 2:

Shaurya Manjkhola from St Kabir Public School Chandigarh, Chandigarh

Class : Class 4

The answer is c please correct this

Ans 3:

Bhavni Oberoi from Amity International School, Visakhapatnam

Class : Class 4

CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC

Ans 4:

Durvaa Tambe from Prairie Elemntary School, Buffalo Grove

Class : Class 4

Ans 5:

Shaurya Manjkhola from St Kabir Public School Chandigarh, Chandigarh

Class : Class 4

Ans 6:

Aarush Pal from NPS International School, Singapore

Class : Class 3

Garima and Megha

Ans 7:

SUKRIT TANEJA from DPS FARIDABAD, FARIDABAD

Class : Class 4

garima and megha

Ans 8:

Aviral Goyal from DPS RKP, New Delhi

Class : Class 5

Ans 9:

Ryan from YBIS , SINGAPORE

Class : Class 5

Ans 10:

Aryan Swain from Kendriya Vidyalaya, Barimul, Kendrapara

Class : Class 5

SOF please give the proper solution. Its C.

Ans 11:

Aradhya Gavhankar from PICT model school, Pune

Class : Class 5

garima and megha,after calculation

Ans 12:

Vivaan A V from Loyola school, Jamshedpur

Class : Class 4

NOT AGAINSOF, THE ANSWER IS FLIPPIN C

Ans 13:

RACHANA from DELHI PUBLIC SCHOOL, HYDERABAD

Class : Class 4

mental

Ans 14:

Samanvi Prashanth from National Public School Kengeri, Bangalore

Class : Class 5

HOW CAN SAUMYA BE AFTER MINI IF SHE IS FIRST

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bruce lee from Narayana, Koljata

Subject :IMO Class : Class 7

What sum will amount to ₹ 18544 in 4 years and 4 months at the rate of 12% per annum simple interest?

A₹ 13200
B₹ 12200
C₹ 18654
D₹ 15640

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Ans 1:

Sagan Krishna Gupta from St Patricks Academy, Bengaluru

Class : Class 9

Ans 2:

Arpita Panigrahi from Sri Aurobindo Public School , Baddi

Class : Class 6

Ans 3:

Sagan Krishna Gupta from St Patricks Academy, Bengaluru

Class : Class 9

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Abhiram C A from Jindal Vidya Mandir, bellary

Subject :IMO Class : Class 9

If α,β,γ are such that α+β+γ = 2,α²+β²+γ² = 6,α³+β³+γ³ = 8 then ,α⁴+β⁴+γ⁴is equal to ________.

(A) 10

(B) 12

(D) None of these

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YASH KUMAR from St.Joseph, Shaktinagar

Subject :IMO Class : Class 4

The difference between the largest four-digit number and the smallest four-digit number formed by using all digits 7, 4, 3, 8 (using each digit only once) is _________.

A 5265
B 3960
C 5247
D 3586

explain how it is calculated

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Ans 1:

Avyansh Negi from Dayawati Modi Academy, Rampur

Class : Class 4

8743-3478=5256 how

Ans 2:

YASH KUMAR from St.Joseph, Shaktinagar

Class : Class 3

explain

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Sradha Ratheesh from MGM central Public School, Trivandrum

Subject :IMO Class : Class 6

Sally is as old as David was 8 years ago. David is now (3x - 2) years old. How old will Sally be 4 years from now?

A(3x - 2) years
B(3x - 10) years
C(3x - 6) years
D(3x - 8) years

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Ans 1:

Amaan Kazi from Indian School al Maabela, Muscat

Class : Class 7

c -- (3x - 6) years

Ans 2:

ADRIJA SAHA from DPS RANIPUR, Haridwar

Class : Class 6

Answer should be C

Ans 3:

Aayushi from Best English school, Ahmedabad

Class : Class 6

ANS IS

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Rushil Arora from DPS, New Delhi

Subject :IMO Class : Class 5

The given figure is made up of 5 identical squares. What is the area of the unshaded part?

A43 cm²
B48 cm²
C12 cm²
D20 cm²

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Millaish Chandam from DPS Khanapara, Guwahati

Subject :IMO Class : Class 7

Which of the following statements is INCORRECT?

A Two triangles having same area are congruent.
B If two sides and one angle of a triangle are equal to the corresponding two sides and the angle of another triangle, then the two triangles are congruent.
C If the hypotenuse of one right angled triangle is equal to the hypotenuse of another right angled triangle, then the triangles are congruent.
D All of these

nice !