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:

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

Class : Class 7

I have done (B)

Ans 2:

shuddhi choubey from euro school mumbai, Bhopal

Class : Class 4

b

Ans 3:

Mahi Chandra from ICON School of Excellence, Bengaluru

Class : Class 3

answer is b

Ans 4:

Angeline from Dmis, Doha

Class : Class 3

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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

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Ans 1:

Arnav from NPS, Bangalore

Class : Class 9

Ans 2:

Bhuvan Vedan from KV-2, Kalpakkam, Tamilnadu

Class : Class 8

Ans 3:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR

Class : Class 10

Ans 4:

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

Class : Class 9

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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

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Ans 1:

ADITYA MITRA from dps mathura road, NEW DELHI

Class : Class 6

DDD

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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

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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.

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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

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Ans 1:

Priyanshi Prasad from Freedom International School, Bangalore

Class : Class 7

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:

Kunsh Singh from Ryan International School, Bangalore

Class : Class 6

The picture is black and white how can we understand?

Ans 5:

Nithya Soman from The Charter School, Eranakulam

Class : Class 2

Its black and white

Ans 6:

Avni Narayan from The Foundation School, Bangalore

Class : Class 3

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

Ans 7:

Aishani Chatterjee from Garden High School, Kolkata

Class : Class 4

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

Ans 8:

Aishani Chatterjee from Garden High School, Kolkata

Class : Class 4

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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

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Ans 1:

G K Saipranav from Whitefield Global School, Bangalore

Class : Class 6

A

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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

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Ans 1:

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

Class : Class 7

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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:

Shubham Majhi from Sri Chaitanya Techno School, Bangalore

Class : Class 5

Ans 2:

Avaneesh Barithaya from New Horizon Scholars School Vasant Lawns, Thane

Class : Class 5

Ans 3: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is option C.

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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.