International Maths Olympiad Forum By SOF Olympiad Trainer - Page 419
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Gaurang Khurana from Pace Junior College , Nerul
Subject :IMO    Class : Class 8

Ans 1:

mayank pachori from samaritans hoshangabad, HOSHANGABAD
Class : Class 8
90 is answer

Ans 2:

Vihaan Khurana from SPS Saket Nagar Bhopal, Bhopal
Class : Class 8

Ans 3:

Vihaan Khurana from SPS Saket Nagar Bhopal, Bhopal
Class : Class 8
angle ABD is not given which is 45 in the solution

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Ramya Bn from Ryan International school, Bangalore
Subject :IMO    Class : Class 6

Ans 1:

Rithvik from BVM Global, Chennai
Class : Class 9

Ans 2:

Rithvik from BVM Global, Chennai
Class : Class 9
Ans is D . It’s because they didn’t specify about divisibility so it’s all of these

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Ramya Bn from Ryan International school, Bangalore
Subject :IMO    Class : Class 6

Ans 1:

Ramya Bn from Ryan International school, Bangalore
Class : Class 6

Ans 2:

SAMRA BISWAS from KENDRIYA VIDYALAYA BARRACKPORE AIRFORCE, BARRACKPORE
Class : Class 9
Answer will be M,TM i.e Option [B]

Ans 3:

Nil from Saghs, Mumbai
Class : Class 6
B

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Shivam Phulpagare from S.B. PATIL PUBLIC SCHOOL, Pune
Subject :IMO    Class : Class 6

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Aarush Pal from NPS International School, Singapore
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

The correct answer is option D. 


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Shaurya Verma from NPS HSR, Bangalore
Subject :IMO    Class : Class 6

Ans 1:

Asmita Danda from Maharshi Vidya Mandir, KOLKATA
Class : Class 6
Can you please explain me the sum

Ans 2:

Sameer Anand from ST MICHAEL'S HIGH SCHOOL, PATNA
Class : Class 8
ans c is correct

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ARMAAN GUHA from DELHI PUBLIC SCOOL NOIDA , NOIDA
Subject :IMO    Class : Class 5

Ans 1:

Sahasra Shanker from KV IIT, Chennai
Class : Class 6
Correct answer is (C).SolutionLength of road = (Number of trees - 1) x 75 = (10 - 1) x 75 = 9 x 75 = 675m(10 - 1) because number of gaps between the trees only should be considered.

Ans 2:

Aarav sugla from Niraj International School , Secunderabad
Class : Class 5

Ans 3:

Nishka Agarwal from NMAJS Mumbai, Mumbai
Class : Class 4
I forgot to see that we had to count the gap and not the tree. That is probably why I got it wrong

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Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Subject :IMO    Class : Class 3

Ans 1:

Nitai Pandey from DAV CENTENARY PUBLIC SCHOOL KUTESHWAR, KATNI
Class : Class 7
both B

Ans 2:

Saanvi from DPS INTERNATIONAL SCHOOL, Singapore
Class : Class 4
The answer is =C😀

Ans 3:

Noel Verdes from NESISM, Mumbai
Class : Class 4
B is correct because

Ans 4:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
(B) is correct

Ans 5:

Aanya paliwal from n h GOEL world school, RAIPUR
Class : Class 8
yup (B) is correct

Ans 6:

Ram from Basilwoods International School, Banglore
Class : Class 3

Ans 7:

Lavanya Pratap Singh from DPS Noida, Noida
Class : Class 7
No answer can also be C !

Ans 8:

Shivdutti jalan from Calcutta international, Kolkata
Class : Class 4

Ans 9:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
I clicked C means C only YOU marked another answer and answer is C

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Krishnan from Grove school, Chennai
Subject :IMO    Class : Class 4

Ans 1:

Adhrit from vibgyor high, Mumbai
Class : Class 4

Ans 2:

Tanmay Chaudhary from MIET public school, MEERUT
Class : Class 7

Ans 3:

Ivan Tyagi from Chirec International School , Hyderabad
Class : Class 8
it is written consider the given bar graph

Ans 4:

Divyanshi De from The Mother's International School, Delhi
Class : Class 7
As per given graph Red colour value is 20 and green colour value is 110

Ans 5: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(C):

After interchanging the bars for green
colour and red colour,
Number of brown colour marbles = 50
Number of green colour marbles = 20
Number of blue colour marbles = 80
Number of red colour marbles = 110
Number of yellow colour marbles = 60
(i) Actual difference between the number of red coloured and yellow coloured marbles = 110 - 60 = 50
(ii) Sum of brown, green and blue coloured marbles he actually has = 50 + 20 + 80 = 150


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Shivam Phulpagare from S.B. PATIL PUBLIC SCHOOL, Pune
Subject :IMO    Class : Class 6

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