International Maths Olympiad Forum By SOF Olympiad Trainer

Abhivir Samraj from Vaels International, CHENNAI

Subject :IMO Class : Class 4

If cost of 1 kg grapes is ₹ 80, what is the cost of 250 g grapes?

A ₹ 30
B ₹ 20
C ₹ 40
D ₹ 100

Ans 1:

Sidharth V from Hindustan International School, Chennai

Class : Class 4

spit

Ans 2:

Gayatri Iyer from Sanskriti School, Pune

Class : Class 9

Correct ans is B

Ans 3:

Apoorva Gaurav from DAV, Muzaffarpur

Class : Class 5

B is correct

Ans 4:

Shreeya Mangla from ASN Senior Secondary School, New Delhi

Class : Class 9

B is the correct answer as 80*4=20

Ans 5:

Anywsz from Chrysalis, Bangalore

Class : Class 4

Ans 6:

Devansh from asn senior secondary school, delhi

Class : Class 8

Correct Answer is (B)

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akashdeep from Presidium School , New Delhi

Subject :IMO Class : Class 5

If the positions of the digits 3 and 5 are interchange in the number 3256, then which of the following statements is correct?

A The number remains unchanged.
B The new number is increased by 1980.
C The new number is decreased by 1890.
D The new number has more number of digits.

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bloomtime from bloomtime, raipur

Subject :IMO Class : Class 3

There are 38 more boys than girls in a school picnic group. If there are 77 girls, then how many children altogether will go for the picnic?

A 117
B 155
C 160
D 192

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Ans 1:

Amber Mehra from Lotus valley international school , Gurgaon

Class : Class 3

77=38=115 but idk why the correct answer is D

Ans 2:

Chinmay chandola from Evergreen, Haldwani

Class : Class 3

Hi D

Ans 3:

Prisha Badwe from Campus School IIT Kanpur, Kanpur

Class : Class 4

The correct answer is D

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Sahishnu Jadhav from SSRVM, PUNE

Subject :IMO Class : Class 5

8348 people took part in a marathon. 926 people gave up after the first hour. One third of the remaining people gave up after the second hour. The rest completed the marathon. How many people completed the marathon?

A4945
B4942
C4940
D4948

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akashdeep from Presidium School , New Delhi

Subject :IMO Class : Class 5

How many angles inside the figure are acute angles?

A 4
B 12
C 8
D 10

wrong is ans c

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Ans 1:

AyaanSharma from Pathways School Gurgaon, New Delhi

Class : Class 5

Ans 2:

Mannan from Sherwood High, Bengaluru

Class : Class 7

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sonali surana from VIBHGYOR, Mumbai

Subject :IMO Class : Class 4

The book store-keeper orders 25 books of Science for Rs. 110 each and 32 books of Mathematics for Rs. 120 each. How much amount does he have to pay in all?

A Rs. 6590
B Rs. 6570
C Rs. 5690
D Rs. 5670

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Ans 1:

Ryan from Trio World Academy, Bangalore

Class : Class 4

answer is A

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akashdeep from Presidium School , New Delhi

Subject :IMO Class : Class 5

Tanvi cuts a rope and bents it to form 5 identical rectangles and 1 square. The breadth of the rectangle is 15 m less than the length of the rectangle and the perimeter of the square is 64 m. Find the original length of the rope, if the length of the rectangle is three times the side of the square.

A 794 m
B 874 m
C 649 m
D 898 m

not correct

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Ans 1:

Aadvik saini from Mvn sector 17, Faridabad

Class : Class 8

Ans 2:

Pratham Dave from GNS, Bangalore

Class : Class 7

B is the answer to this question

Ans 3:

Aadvik saini from Mvn sector 17, Faridabad

Class : Class 8

Ans 4:

Asavari from VPMS Pune, Pune

Class : Class 5

Answer is 774

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Pranav from Ganges valley school, Hyderabad

Subject :IMO Class : Class 8

A bag contains tokens numbered from 0 to 33. Find the sum of the probabilities of getting a multiple of 3 and a factor of 8.

A
B
C
D

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Ans 1:

Mohammed Aatif Afnan from Phoenix Greens School of Learning, Hyderabad

Class : Class 8

the question is wrong

Ans 2:

Pranav from Ganges valley school, Hyderabad

Class : Class 8

How to solve

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harnoor from cambridge international school, nawanshahr

Subject :IMO Class : Class 9

Read the statements carefully and select the correct option.
Statement-I : In a quadrilateral ABCD, (AB + BC + CD + DA) > 2AC
Statement-II : The sum of any two sides of a triangle is greater than the third side.

AStatement-I is true and Statement-II is false
BBoth Statement-I and Statement-II are false
CBoth Statement-I and Statement-II are true
DStatement-I is false and Statement-II is true.

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Shreejal moharana from DPS Greater Faridabad, Faridabad

Subject :IMO Class : Class 3

A saleswoman sells 44 eggs every day. How many eggs does she sell in the month of October?

A 1064
B 1164
C 1264
D 1364

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