International Maths Olympiad Forum By SOF Olympiad Trainer - Page 522
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kendre vaishnavi mangesh from podar international school , latur
Subject :IMO    Class : Class 3

Ans 1:

Ashwin from DPS Sector 45, Gurgaon
Class : Class 4

Ans 2:

AROUSH IRENNE R from THE ELEGANT PUBLIC SCHOOL, PALAKKAD
Class : Class 3

Ans 3:

Ashwin from DPS Sector 45, Gurgaon
Class : Class 4
my answer is 30.

Ans 4:

Aradhya Krishna yarlagadda from Meru international school, Hyderabad
Class : Class 3
Wow that's so cool

Ans 5:

Aradhya Krishna yarlagadda from Meru international school, Hyderabad
Class : Class 3
I did not understand

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Ashwak from Cambridge, Jalandhar
Subject :IMO    Class : Class 5

Ans 1:

Tanishka from CS academy, Erode
Class : Class 8
1 is a natural factor of every number

Ans 2:

Shreyas Singh from Podar International School, Pune
Class : Class 6
it is 1 because it is the factor of every number

Ans 3:

Ashwak from Cambridge, Jalandhar
Class : Class 9

Ans 4:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
B

Ans 5:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
Option=B.

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Aahana Agarwal from NPS Koramangala, Bengaluru
Subject :IMO    Class : Class 4

Ans 1:

Sarthak Shome from Harvest International, Bangalore
Class : Class 7
ans is b

Ans 2:

Arkojeet Chaudhuri from DPS R. K Puram, New Delhi
Class : Class 7

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manmeet from bbps pusa road, New Delhi
Subject :IMO    Class : Class 5

Ans 1:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
B

Ans 2:

Lokesh Krishnan from Pon Vidyashram School, CHENNAI
Class : Class 7
B

Ans 3:

Harsh Kumar from Maharishi Vidya Mandir, Guwahati
Class : Class 8
B

Ans 4:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
B

Ans 5:

Sayan Duary from Vidyasagar Shishu Niketan, Paschim Medinipur
Class : Class 8

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Viveka Sureshbabu from DSE Attapur, Hyderabad
Subject :IMO    Class : Class 2

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NEKHILL KUMAR from mvn, Faridabad
Subject :IMO    Class : Class 7

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Ashwak from Cambridge, Jalandhar
Subject :IMO    Class : Class 5

Ans 1:

Dhanya Krishnaji from ISG, Muscat
Class : Class 8
The answer is B

Ans 2:

Anika Diljith from Vibgyor High Electronic City, Bangalore
Class : Class 6

Ans 3:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
B

Ans 4:

Aarav Hitesh Parikh from Gopal Sharma International School, Mumbai
Class : Class 8
the questison isrree co rong thw

Ans 5:

Sneha Sarkar from South city international school, Kolkata
Class : Class 7

Ans 6:

ARADHYA AGARWAL from NEW ERA PROGRESSIVE SCHOOL, Korba
Class : Class 8
Answer is B

Ans 7:

Harjot Singh from GIIS KL, Kuala Lumpur
Class : Class 4

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nimay gupta from Shiv Nadar School, noida
Subject :IMO    Class : Class 6

Ans 1:

ABHIRUP DEY SARKAR from K V COSSIPORE, KOLKATA
Class : Class 9
let each pencil costs x. So 5 pencil costs 5x Therefore 70-5x = y or -5x= y-70 or 5x=70-y or x= (70-y)/5

Ans 2:

ABHIRUP DEY SARKAR from K V COSSIPORE, KOLKATA
Class : Class 9
let each pencil costs x. So 5 pencil costs 5x Therefore 70-5x = y or -5x= y-70 or 5x=70-y or x= (70-y)/5

Ans 3:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
OK

Ans 4:

ABHIRUP DEY SARKAR from K V COSSIPORE, KOLKATA
Class : Class 9
let each pencil costs x. So 5 pencil costs 5x Therefore 70-5x = y or -5x= y-70 or 5x=70-y or x= (70-y)/5

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Shreyas Singh from Podar International School, Pune
Subject :IMO    Class : Class 5

Ans 1:

Nandini from Blue Ridge Public School, Pune
Class : Class 5
It is not B because Option:B is in ascending order. Correct answer is Option=C.

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Siddhi mehta from Manav Rachna International School, Gurgaon
Subject :IMO    Class : Class 6

Ans 1:

Aakshat Dey from GARDEN HIGH SCHOOL, KOLKATA
Class : Class 7

Ans 2:

vaibhav from Narayana olympiad school , Chennai
Class : Class 6
The answer is any one of the four options i guess xD

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