International Maths Olympiad Forum By SOF Olympiad Trainer

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon

Subject :IMO Class : Class 3

Which of the following shows CORRECT number name of Mr Sharma's house number?

A Fifty twenty one
B Nine thousand five hundred and twenty one
C Ninety five hundred one
D Nine five twenty one

I have done (B)

Ans 1:

Angeline from Dmis, Doha

Class : Class 3

Ans 2:

Mahi Chandra from ICON School of Excellence, Bengaluru

Class : Class 3

answer is b

Ans 3:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon

Class : Class 7

I have done (B)

Ans 4:

shuddhi choubey from euro school mumbai, Bhopal

Class : Class 4

b

Post Your Answer

Adithya Vardhan from Loyola School, Trivandrum

Subject :IMO Class : Class 8

Which of the following options is INCORRECT?

A Three numbers are in the ratio 1 : 2 : 3 and the sum of their cubes is 4500. The numbers will be 5, 10, 15.
B The digit in the units place for the cube of a four digit number of the form xyz8 is 2.
C The smallest number by which 3600 be divided to make it a perfect cube is 450.
D None of these

View All Answers (4)

Ans 1:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR

Class : Class 10

Ans 2:

Bhuvan Vedan from KV-2, Kalpakkam, Tamilnadu

Class : Class 8

Ans 3:

V V S S VISHNU BALAJI from BHARATIYA VIDYA BHAVAN'S ATMAKURI RAMA RAO SCHOOL, HYDERABAD

Class : Class 9

Ans 4:

Arnav from NPS, Bangalore

Class : Class 9

Submit Your Answers

Post Your Answer

ADITYA MITRA from dps mathura road, NEW DELHI

Subject :IMO Class : Class 3

What is the sum of all sides of the triangle, if each side is 3 inches?

A3 inches
B6 inches
C9 inches
D12 inches

VFRR

View All Answers (1)

Ans 1:

ADITYA MITRA from dps mathura road, NEW DELHI

Class : Class 6

DDD

Submit Your Answers

Post Your Answer

Advik Nayyar from Aryan International School, VARANASI

Subject :IMO Class : Class 3

There are 21 chairs in a classroom. The total number of legs of the chairs in the classroom is ___________.
(a) 42
(b) 84
(c) 63
(d) 105

View All Answers (1)

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

(B)

There are 21 chairs in a classroom.
1 chair = 4 legs
21 chairs = 4 x 21 = 84 legs
So, the total number of legs of the chairs in the classroom is 84.
The correct answer is Option B.

Submit Your Answers

Post Your Answer

Edha from PSBB Millenium, Coimbatore

Subject :IMO Class : Class 3

Study the given figures carefully and select the correct option.

AFraction of green capsicums in basket-1 is
BFraction of yellow capsicums in basket-2 is
CSum of fractions of red capsicums in basket-1 and green capsicums in basket-2 is
DAll of these

View All Answers (8)

Ans 1:

Nithya Soman from The Charter School, Eranakulam

Class : Class 2

Its black and white

Ans 2:

Sri Akshara from CL Metha Sishya OMR School, Chennai

Class : Class 3

Ans 3:

Kohana Agarwal from Jamnabai Narsee School, Mumbai

Class : Class 3

The colour if the picture is black and white

Ans 4:

User from Ryan International School, Bangalore

Class : Class 7

The picture is black and white how can we understand?

Ans 5:

Priyanshi Prasad from Freedom International School, Bangalore

Class : Class 7

Ans 6:

Aishani Chatterjee from Garden High School, Kolkata

Class : Class 4

Colours of capscicums are not visible as the picture is black and white!

Ans 7:

Avni Narayan from The Foundation School, Bangalore

Class : Class 3

The picture is black and white. How can we identify?!

Ans 8:

Aishani Chatterjee from Garden High School, Kolkata

Class : Class 4

Submit Your Answers

Post Your Answer

Brinda Modi from Orchids International School, Pune

Subject :IMO Class : Class 1

If Varun's birthday is 3 days before third Friday of August 20XX, then on which day will he celebrate his birthday?

A12^th August
B11^th August
C5^th August
D4^th August

View All Answers (1)

Ans 1:

G K Saipranav from Whitefield Global School, Bangalore

Class : Class 6

A

Submit Your Answers

Post Your Answer

Vishal B from National Public School, Chennai

Subject :IMO Class : Class 7

The following number line shows the temperature in degree Celsius (°C) at different places on a particular day. Find P, Q and R.

(i) The temperature difference between the hottest and the coldest places is __P__.
(ii) The temperature difference between Yamuna Nagar and Pathankot is __Q__.
(iii) The temperature difference between Pathankot and Kashmir is ___R__.

	P	Q	R
A	31°C	8°C	5°C
B	30°C	18°C	6°C
C	31°C	18°C	6°C
D	30°C	7°C	8°C

View All Answers (1)

Ans 1:

I dont know my name from ryan international school, New Delhi

Class : Class 7

Submit Your Answers

Post Your Answer

Aarush Pal from NPS International School, Singapore

Subject :IMO Class : Class 4

Hema walks towards west. After travelling some distance she take a right turn and again travelling some distance she take a left turn. In which direction she will be facing now?

A North
B East
C West
D South

View All Answers (3)

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is option C.

Ans 2:

Avaneesh Barithaya from New Horizon Scholars School Vasant Lawns, Thane

Class : Class 5

Ans 3:

Shubham Majhi from Sri Chaitanya Techno School, Bangalore

Class : Class 5

Submit Your Answers

Post Your Answer

Aaditya Gajra from Birla Open Minds International School, Hyderabad

Subject :IMO Class : Class 8

Out of the four figures marked a, b, c and d three are similar in a certain manner. However, one figure is not like the other three. Choose the figure which is different from the rest.

(a) a
(b) b
(c) c
(d) d

The answer can also be option (a) a , i.e the letter T because it is the only letter that will look different, i.e inversed when kept in front of a mirror.