International Maths Olympiad Forum By SOF Olympiad Trainer - Page 688
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Himanish Basu from Army Public School Kamaraj Road, Bangalore
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

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Aryan Sirohi from Mount LItera Zee School, Bangalore
Subject :IMO    Class : Class 5

Ans 1:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
I Watch it though it is boss .

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Dheer Pandey from Sentia The Global School, Hyderabad
Subject :IMO    Class : Class 4

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Mrinali Parida from Hiranandani Foundation School, Thane,Mumbai
Subject :IMO    Class : Class 5

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Time to Learn from Hirananandani Foundation School, Thane,Mumbai
Subject :IMO    Class : Class 5

Ans 1:

Shriya Sreekrishna from BLUEBELLS SCHOOL INTERNATIONAL, New Delhi
Class : Class 7
B is the correct answer as when you draw a diagram you'll see.

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Niraj Singh from dpsnoida, Noida
Subject :IMO    Class : Class 2

Ans 1:

Aaditva from Vasant Valley School, New Delhi
Class : Class 8

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

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Nehal from New Horizon Gurukul, Bangalore
Subject :IMO    Class : Class 2

Ans 1:

Sparsh Sarkar from DPS Megacity, Kolkata
Class : Class 2

Ans 2:

Gaurika Bhasin from Genesis global school, Noida
Class : Class 2

Ans 3:

Ishaan from Ryan, Mumbai
Class : Class 3

Ans 4:

ayush kumar from dps noida, delhi
Class : Class 8
Answer should be B see if we add one more ball to right machine right is equal to five KG and left is equal to seven left is two KG less so answer is B

Ans 5:

Sparsh Sarkar from DPS Megacity, Kolkata
Class : Class 2
why answer is not D ?

Ans 6: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

Ans 7:

Arnav Vashisth from GD GOENKA PUBLIC SCHOOL, Delhi
Class : Class 5

Ans 8:

anu from Haralur, Bengaluru
Class : Class 5
2 kga

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Pooja Haribhakti from Anand Niketan Satellite, Ahmedabad
Subject :IMO    Class : Class 5

Ans 1:

Shivangi from St. Michael's High School, Patna
Class : Class 5
The ans. is B

Ans 2:

Mrinali Parida from Hiranandani Foundation School, Thane,Mumbai
Class : Class 5
Ya the answer is b

Ans 3:

Rene Dey from UP PUBLIC school , Suri
Class : Class 8
The ans is B.

Ans 4:

Eswar vara prasad Reddy from sohar, oman
Class : Class 2
option B is the answer

Ans 5:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
The correct answer is opt. b

Ans 6:

Dheer Pandey from Sentia The Global School, Hyderabad
Class : Class 10
b

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Meet vasani from HMP highschool, Dahanu
Subject :IMO    Class : Class 8

Ans 1:

Atharva Naik from The D.P.Y.A. High School, Mumbai
Class : Class 8
how to count the number of faces in such an undefined figure

Ans 2:

Ankit kumar Jha from Ryan International School , Ghaziabad
Class : Class 9
yes it is 6

Ans 3:

Ashwin Shridhar from Vidyashilp Academy, Bangalore
Class : Class 9
It is more than 13

Ans 4:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 10
Why dont you all give it a second thought?for example, it is not exactly 'undefined' you have to just count the faces of the figure obtained after removing all the lines on the figure

Ans 5:

bhavish goyal from dasmesh public school kotkapura, jaito
Class : Class 8

Ans 6:

Jaswanth varma from S.A.V. High School, malkajgiri
Class : Class 8
6

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ADITI DUBEY from NARAYANA OLYMPIAD SCHOOL, Mumbai
Subject :IMO    Class : Class 5

Ans 1:

Kashyap Shankar from NPS, Singapore
Class : Class 6
I NEED HELP

Ans 2:

Avani from NPS International singapore, singapore
Class : Class 6
I need HELP!!!

Ans 3:

Shamvabi Samanta from Gitanjali Primary School,ICSE, Hyderabad
Class : Class 9
this one is very easy one.

Ans 4:

Adwika Swarup from Pathways School Gurgaon, gurgaon
Class : Class 5
The answer is a as-first count the visible ones -15 unit cubes we will need some blocks to support the 2nd 3rd 4th and 5th rows as well....15 4(for the second layer) 6(for the third layer) 6(for the fourth layer 4(for the top layer)=35

Ans 5:

Aditya Singh from Vibgyor Haralur Bangalore, Bangalore
Class : Class 7
So the way of solving it is very easy. First count the visible cubes and count the number of cubes supporting the cubes so it will be 15 4 6 4 6=35. So the answer is A

Ans 6:

adwitiya saxena from Ryan Internatinational School, Navi Mumbai
Class : Class 6
we can solve this by counting the cubes in the: upper layer which is 1 cubecubes in the second layer =visible cubes in the second layer all the cubes in upper layers=2 1=3cubes in third layer= 3(visible cubes) 3(cubes in upper layers)=6cubes in fourth layer=4(visible cubes) 6(cubes in upper layers)=10cubes in fifth or last layer =5(visible cubes) 10(cubes in upper layers)=15total cubes =1 3 6 10 15=35

Ans 7:

Vedanth S from Kumarans Childrens Academy, Bangalore
Class : Class 6
same here

Ans 8:

freezing cold from tender roots, Khammam
Class : Class 4
It is a triangular pattern

Ans 9:

SD from St J, Pune
Class : Class 7

Ans 10:

keval d sanghavi from friends academy , Mumbai
Class : Class 9
I also have the same opinion that is there anyone who can solve

Ans 11:

Ashwak from Cambridge, Jalandhar
Class : Class 9
I know why contact me on 9873954764

Ans 12:

DN from DPS Ruby Park , Kolkata
Class : Class 6

Ans 13:

ayushi gupta from Virendra Swaroop education center, Kanpur
Class : Class 6
Any one who can help me to solve this q

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