International Maths Olympiad Forum By SOF Olympiad Trainer - Page 406
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student from school, city
Subject :IMO    Class : Class 7

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student from school, city
Class : Class 10

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Tavish from Sanskriti Hyderabad, Hyderabad
Subject :IMO    Class : Class 3

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Vartika kumar from D P S Newtown, Kolkata
Class : Class 8

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(B):

 Number  of marbles put by Garima in 20 boxes = 154 x 20 = 3080
Number of marbles left with her = 28
Total number of marbles Garima had initially = 3080 + 28 = 3108


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SJ HARITHA from PSNLO, BENGALURU
Subject :IMO    Class : Class 6

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Devansh from asn senior secondary school, delhi
Subject :IMO    Class : Class 4

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SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
answer is A

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Ashwin from DPS Sector 45, Gurgaon
Class : Class 4

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sudhish from St Pauls English School, Bangalore
Class : Class 2
how do you people get A as the answer

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Ojas Purankar from Blue Ridge Public school, Pune
Class : Class 8
A

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DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
See the solution sudhish

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Shubhra from DPS, Haridwar
Class : Class 5

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Nivritti Agarwal from National public school, Bangalore
Class : Class 7
A see in solution

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Naitik from Delhi Public School Noida, Noida
Class : Class 4

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student from school, city
Subject :IMO    Class : Class 7

Ans 1:

student from school, city
Class : Class 10

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Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Subject :IMO    Class : Class 5

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Aashika Singh from Indian High School,Dubai, Dubai
Class : Class 10

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(C): Total number of shapes = 25


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Ashwath from Vikas the concept school, HYDERABAD
Class : Class 5

Ans 4:

Ronav Kerkar from Jamnabai Narsee School, Mumbai
Class : Class 7
total no. of shapes 25, 25 divided by 5=5, 5 multiplied by 2=10 and 10/25=2/5 so answer b

Ans 5:

Mahi Pimparkar from Vibgyor High, Pune
Class : Class 5
The question is asking how many shapes should be shaded so that only 2/5 of the shapes are UNSHADED. the answer is 15.

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SRINIKA from mahadevi birla shishu vihar, KOLKATA
Subject :IMO    Class : Class 5

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Lakshmi from FPS, Bangalore
Subject :IMO    Class : Class 6

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Garv Agarwal from Somerville School Noida, Noida
Subject :IMO    Class : Class 7

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Atulya Shukla from ,
Class : Class 7

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Atulya Shukla from ,
Class : Class 7
Answer is a . As we can see ... Rotation turns at fixed point according to nepotichmi 's 9th jg law.

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Angad Chandna from DPS Vasant Kunj, Delhi
Class : Class 7

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Amrit Anans from St Anthony, Gorakhpur
Subject :IMO    Class : Class 3

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Hrishikesh mundhe from snbp international school rahatani, pune
Class : Class 4

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Answer (C) 


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Shreyash mali from The Shiishyaa School, Pune
Class : Class 3

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Radha Trishul Kulkarni from New English High School, Aurangabad
Class : Class 3

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