International Maths Olympiad Forum By SOF Olympiad Trainer - Page 606
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AYUSH TARWAY from DELHI PUBLIC SCHOOL, RANCHI
Subject :IMO    Class : Class 3

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Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Subject :IMO    Class : Class 6

Ans 1:

Anika Saha from New Town School, KOLKATA
Class : Class 6
the answer is D.

Ans 2:

Ishaan Mishra from Sai International School, Bhubaneswar
Class : Class 7
Answer is definitely d. How can you make an square with 10

Ans 3:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Ans is surely D as rectangle

Ans 4:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Answer is definitely D because 12 is divisible by both 4 and 3 so rectangle and triangle both can be made ............ line can be made from all numbers

Ans 5:

Kumar Krishiv from Apeejay School, Noida
Class : Class 8
Answer can be B and D both

Ans 6:

Shayaan Tanveer from New Millennium School Bahrain, Bahrain
Class : Class 6
There is no mention of what type pattern, we can make line, triangle and rectangle with 12 dots also

Ans 7:

Miraya Agarwal from School of india, Bengaluru
Class : Class 7
answer is d not b. you can make a rectangle and a line and a triangle with 12 dots

Ans 8:

Anasa from Lok Puram public school, Thane
Class : Class 6
Answer is d

Ans 9:

I Ryan Moses from Pincushion Montessori International School, Vellore
Class : Class 8
D, is the answer but it is showing wrong so you could choose B.

Ans 10:

Saidutta Sidhesh S M from RN PODAR, Mumbai
Class : Class 10
ANS = D

Ans 11:

Sharanyaa Tripathi from Uttam school for girls, Ghaziabad
Class : Class 8
D

Ans 12:

Midhuna from ABCD, Banglore
Class : Class 3

Ans 13:

Anusha from LBS School , Kota
Class : Class 10

Ans 14:

Lakshay Sharma from Maxfort School Dwarka, New Delhi
Class : Class 8
answer is D only but it is showing B

Ans 15:

Yuvraj Singh Gill from Loyola school , Bhubaneswar
Class : Class 7

Ans 16:

Nivin from Euro school, BANGALORE
Class : Class 3
Ans=B

Ans 17:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
Answer is d.

Ans 18:

Tamrashi Pani from National Public School, Bangalore
Class : Class 8
Check the solution

Ans 19:

Sinchana J R from Ssv hi tech education, Davangere, DAVANAGERE
Class : Class 6
Ans is D and B also....

Ans 20:

Lakshay Sharma from Maxfort School Dwarka, New Delhi
Class : Class 8
Answer is D. We can form a triangle and rectangle with 12 dots.

Ans 21:

Anasa from Lok Puram public school, Thane
Class : Class 6
Answer is d

Ans 22:

Tanmay 2009 from MVN Aravali Hills, Faridabad
Class : Class 6
Ans. should be D

Ans 23:

Adithya from Yuvabharathi public school, Coimbatore
Class : Class 6

Ans 24:

Arav Gupta from Delhi Public School Gurgaon, Gurgaon
Class : Class 8
In pascal's triangle, the 1st row is always 1, second row is natural number, 3rd is of numbers which can form triangles, 4th is of numbers which can form rectangles. So the number common in rows 2, 3

Ans 25:

Tamrashi Pani from National Public School, Bangalore
Class : Class 8
The ans is surely B

Ans 26:

Rohan Parthasarathy from TSA, BLR
Class : Class 9
It should be both D and B

Ans 27:

Aharshi Kauri from Bishnupur High School, Bishnupur Bankura
Class : Class 7
B

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GANIA RATHORE from vidya mandir estancia, kanchipuram district
Subject :IMO    Class : Class 5

Ans 1:

SK MAJID ALI from Bharati Vidyapeeth Sec. & Sr, Sec.English Medium School, Pune
Class : Class 3
and you all check in the library books or in any other book shop

Ans 2:

Aditya Sai Kedarisetty from Sri Kumarans childrens Academy DKS, Bangalore
Class : Class 7
Their answer is correct.

Ans 3:

Pratham Dave from GNS, Bangalore
Class : Class 7
B is the answer to this

Ans 4:

Aaditya Biju from Indian Learners Own Academy, Kuwait
Class : Class 6
B is the answer because the place of value of 6 in the given number is 6000000, which is the successor of 5999999, not the predecessor.

Ans 5:

SK MAJID ALI from Bharati Vidyapeeth Sec. & Sr, Sec.English Medium School, Pune
Class : Class 3
Ans D is wrong because successor means 1 and predecessor means -1. So, 5 in 7658321 is 50000, which is predecessor of 49999 not the successor

Ans 6:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
Ans. B is incorrect because place value of 6 in 6734581 is 6000000, which is successor of 59999999 and not the predecessor

Ans 7:

RISHI DESAI from GUNDECHA EDUCATION ACADEMY, MUMBAI
Class : Class 5
b

Ans 8:

Kiran from DPS, Bengaluru
Class : Class 4
answer is b

Ans 9:

SK MAJID ALI from Bharati Vidyapeeth Sec. & Sr, Sec.English Medium School, Pune
Class : Class 3
this answer has to be corrected

Ans 10:

Deo from Dps, Mumbai
Class : Class 8
b

Ans 11:

SARVESH RAMESH from DPS MIS, QATAR
Class : Class 10

Ans 12:

SHAURYA SINHA from GREEN FIELDS SCHOOL , NEW DELHI
Class : Class 5
ANSWER - D

Ans 13:

Ritwika Biswas from KV no 1 , Goa
Class : Class 7
Ans is D

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Jai kumar Bohara from Dps, Udaipur
Subject :IMO    Class : Class 7

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Jai kumar Bohara from Dps, Udaipur
Subject :IMO    Class : Class 7

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akhila from abcdef, gurgaon
Subject :IMO    Class : Class 4

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Aaveg from Somerville school, Noida
Subject :IMO    Class : Class 4

Ans 1:

Anoushka Chhauda from Sanskriti, Pune
Class : Class 8
answer should be B

Ans 2:

Aaveg from Somerville school, Noida
Class : Class 10

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Rohit Barate from Little Scholars Public School, kasarakheda
Subject :IMO    Class : Class 5

Ans 1:

Navneeth Reejish from Yuvabharati International school, Singapore
Class : Class 7
(B) 40

Ans 2:

Aaditya Biju from Indian Learners Own Academy, Kuwait
Class : Class 6
B) 40.

Ans 3:

Rohit Barate from Little Scholars Public School, kasarakheda
Class : Class 5
B] 40

Ans 4:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 8
yes, it should be 40

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Raghav Tyagi from birla vidya niketan, new delhi
Subject :IMO    Class : Class 7

Ans 1:

Binay Dalai from Dps gandhinagar, Ahmedabad
Class : Class 9
A is the correct option as any number whethr rational,integer,whole,natural or any othe number multiplbly with 0 remains 0 as the answer.

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Raghav Tyagi from birla vidya niketan, new delhi
Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

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

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