International Maths Olympiad Forum By SOF Olympiad Trainer - Page 354
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Vihaan Binaykia from Riverside, AHMEDABAD
Subject :IMO    Class : Class 3

Ans 1:

Mokshada from Krishna English medium school , Karad
Class : Class 5
yes answer is 4 from Mokshada sikachi

Ans 2:

Aditya Jhiriwal from Indus world school, Indore
Class : Class 3
But its answer is 4

Ans 3:

GEET MODI from oahss, Bangalore
Class : Class 3
answer is 4

Ans 4:

Inesh Biswas from Adamas International School, Kolkata
Class : Class 3
correct answer is 4

Ans 5:

mithil kadam from podar, pune
Class : Class 3
correct answer is 4

Ans 6:

Agriye Kamboj from ST.XAVIER SEC SE CO ed Bhopal, BHOPAL
Class : Class 7
CORRECT Answer is 4

Ans 7:

Niranjhan Rajeshkumar from Deens Academy, Whitefield, Bengaluru
Class : Class 5
answer is 4

Ans 8:

Aishwaryo Ayushman Panda from BGS INTERNATIONAL PUBLIC SCHOOL, DELHI
Class : Class 5

Ans 9:

Eklavya Gondule from DPS Bhilai, BHILAI
Class : Class 7
4 is correct answer

Ans 10:

GEET MODI from oahss, Bangalore
Class : Class 3
the answer is six because 10-4

Ans 11:

Arjun Gourineni from chirec heydrabad, heydrabad
Class : Class 6
Ans is 4

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Prachi from Holy Child Public school, Faridabad
Subject :IMO    Class : Class 4

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Pragun goel from Venkateshwar International School, Delhi
Subject :IMO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is B because 3645279+2153467=5798746. 5798746 will be rounded to its nearest ten thousand, which is 5800000, since 98746 will be rounded to nearest ten thousand, which is 100000, 1 will be carried to the lakhs place, or, you can say that 3645279 and 2153467 will be rounded to the nearest ten thousand, which will be 3650000 and 2150000, respectively. 3650000+2150000=5800000.

Ans 2:

Arunava hury from KV1 saltlake , Kolkata
Class : Class 6
Option B)

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Shruti Hegde from Mount Litera Zee school, Bengaluru
Subject :IMO    Class : Class 8

Ans 1:

svayumbhu sharma from jodhamal public school, jammu
Class : Class 9

Ans 2:

Akshara from NPS, Bengaluru
Class : Class 8
Yes .... The answer is 4. ( 2, 3 ,5 and 7)

Ans 3:

Pranav from Ganges valley school, Hyderabad
Class : Class 8
The answer is 3. When you solve the equation you get 3*3*1*1*2*14/1*1*1. Now we see that the prime numbers left are 3,3 and 2. Therefore there are 3 prime numbers.

Ans 4:

Mudit garg from La blossoms school, Jalandhar
Class : Class 7

Ans 5:

Aman Sumod from Chinmaya Vidyalaya, KANNUR
Class : Class 8
The answer is 4. There are 4 prime factors: 2,3,5 and 7

Ans 6:

DEVRAJ DOLEY from NPS INTERNATIONAL SCHOOL, Guwahati
Class : Class 8
the answer is 7.

Ans 7:

Ashwin Shridhar from Vidyashilp Academy, Bangalore
Class : Class 9
4

Ans 8:

jayashree easwaran from vibgyor High, Bengaluru
Class : Class 4
isn't the answer "A"

Ans 9:

Pranav from Ganges valley school, Hyderabad
Class : Class 8
The answer is 3. When you solve the equation you get 3*3*1*1*2*14/1*1*1. Now we see that the prime numbers left are 3,3 and 2. Therefore there are 3 prime numbers.

Ans 10:

Hari Bhaskar from bgs, JP Nagar 7th Phase
Class : Class 6
the solution of the equation is 3*3*5*5*5*2*7 which has seven prime factors

Ans 11:

ARNAV BARANWAL from KPS SCHOOL, bhilai
Class : Class 8
ans is 7

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Advait nagale from Universal High, Thane
Subject :IMO    Class : Class 3

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Mayank Paul from Saint Edmunds School, Shillong
Subject :IMO    Class : Class 3

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Ankit Kumar Mistry from Kalyani Public School, Kolkata
Subject :IMO    Class : Class 4

Ans 1:

Sarah Ahmad from st. mary's school, delhi
Class : Class 5
The answer is D- 1 thousand

Ans 2:

Midhuna from ABCD, Banglore
Class : Class 3

Ans 3:

Sarthak Shome from Harvest International, Bangalore
Class : Class 5
man the answer is 10 lackhs

Ans 4:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
dfd

Ans 5:

BIR from LOTUS VALLEYINTERNATIONAL SCHOOL, NOIDA
Class : Class 4
10000

Ans 6:

Shreeya Mangla from ASN Senior Secondary School, New Delhi
Class : Class 6

Ans 7:

Nehal from New Horizon Gurukul, Bangalore
Class : Class 6

Ans 8:

Shraddha from Delhi public school, Hyderabad
Class : Class 4
The answer is D

Ans 9:

Ashwak from Cambridge, Jalandhar
Class : Class 9
BIR you have written ten thousand instead of one thousand !!!

Ans 10:

Sarah Ahmad from st. mary's school, delhi
Class : Class 5

Ans 11:

Soumya Gupta from Prudence School Ashok Vihar, New Delhi
Class : Class 5
the answer is c

Ans 12:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The answer is D .

Ans 13:

Sweta from dpsnoida, Noida
Class : Class 4
solutions should be in detail and a little easy

Ans 14:

MANDAR PALKAR from KV DRDO, Bengaluru
Class : Class 2
100 tens = 1 thousand

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Astha Aswani from Fatima convent school, Kanpur
Subject :IMO    Class : Class 8

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DEVANSHI R SHAH from DIVYAPATH CAMPUS, AHMEDABAD
Subject :IMO    Class : Class 7

Ans 1:

Arshia Mittal from Ryan International School, rohini
Class : Class 9
its more than easy D

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rachana from delhi public school, NACHARAM
Subject :IMO    Class : Class 3

Ans 1:

Anaisha Niranjan from DPS Noida, Noida
Class : Class 3
the answer should 107

Ans 2:

Krishna Nanda from St. Xaviers Co Ed School Bhopal, Bhopal
Class : Class 7
the answer is 108

Ans 3:

Rajdeep Chatterjee from Techno India Public School, Bolpur
Class : Class 7
IT IS OUT OF SYLLABUS.

Ans 4:

princy gigo from Global Indian International School, Kuala Lumpur
Class : Class 4
out of syallabus

Ans 5:

Aamogh from Kv, Chennai
Class : Class 3
correct answer should be 33

Ans 6:

Harshith from Cs academy, Erode
Class : Class 3

Ans 7:

Ritisha from THE LEXICON I SCHOOL , Pune
Class : Class 7
It is NOT out of syllabus . The sulution is that one moon is 18.So,18x18=324.To get the star devide 18 by 3=6.18-6=12

Ans 8:

Raghav from Gems wellington school, Doha
Class : Class 6
it is a little tricky but i solved it.

Ans 9:

AARAV GUPTA from Khaitan Public School, Ghaziabad
Class : Class 4

Ans 10:

Arpit Gupta from Treamis World School, Bengaluru
Class : Class 5
options given seems to be wrong

Ans 11:

Prisha Jora from Adani Public School, Mundra
Class : Class 3
I don't know the answer because IT IS OUT OF SYLLABUS

Ans 12:

AARAV GUPTA from Khaitan Public School, Ghaziabad
Class : Class 4
Out of Syllabus

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