International Maths Olympiad Forum By SOF Olympiad Trainer - Page 779
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mamta from army public school, ramgarh
Subject :IMO    Class : Class 7

Ans 1: (Master Answer)

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

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Dhairya Godbole from KLE Eng Medium School, SOLAPUR
Subject :IMO    Class : Class 3

Ans 1:

V KATHIR from Pon Vidyashram, Chennai
Class : Class 3

Ans 2:

Kushaan kochhar from Vasant Valley school , New Delhi
Class : Class 5
Wrong answer i think

Ans 3:

shrivali from DIS, Dehradun
Class : Class 8
tuesday is the right ans. If you count from saturday ,7th day is friday.so remaider 4 is counted after friday.

Ans 4:

Shreyas Singh from Podar International School, Pune
Class : Class 6
88/7 = 12 with 4 reminder. means 4 days after sat will be 88th day. Therefore sun, mon, tues, wednesday. so wednesday is the answer.

Ans 5:

Ridhan from SFS janakpuri, New Delhi
Class : Class 5
88 /7 because there are 7 days in a week =12 with remainder 4 . on 4 june is saturday so saturday plus 4 days =wednesday ,so wednesday is the answer

Ans 6:

V KATHIR from Pon Vidyashram, Chennai
Class : Class 3
d is the correct ans.

Ans 7:

Ankit kumar from st michael's high school, patna
Class : Class 3
wrong ANS

Ans 8:

krishna Raghavendran from DAV Boys Senior Secondary School, Chennai
Class : Class 7
yes.i agree with this.Not clear why tuesday is the answer.

Ans 9:

AKSHAT RAJ CHOUDHARY from MOUNT CARMEL SCHOOL DWARKA NEW DELHI, NEW DELHI
Class : Class 3
wednesday is right answer..AKSHAT RAJ CHOUDHARY CLASS 3 MOUNT CARMEL DELHI

Ans 10:

Aarush from CA, Bengaluru
Class : Class 5
If the question say from 4th June, they cant be considering 4th while calculating the 4th day. It should be 88 days post 4th June and not including 4th June. This is extremely tricky for an 8 year old.

Ans 11:

Darshini Chakravarty from Pinnacle High International School, Mumbai
Class : Class 4
d is the correct answer

Ans 12:

V KATHIR from Pon Vidyashram, Chennai
Class : Class 3

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Radha from Delhi Public School, Bangalore
Subject :IMO    Class : Class 3

Ans 1:

Abhimanyu from Bal Bharati Public School, Navi Mumbai
Class : Class 3

Ans 2:

Ananya Singhal from Arwachin Bharti Bhawan Sr. Sec. School, Delhi
Class : Class 4
answer is D. 8 triangles in rectangle and 6 triangles in big triangle. 4 triangles in right, 1 is straight on big triangle and two in coloured rectangle. so, 8+6+4+1+2=21

Ans 3:

Dhairya Godbole from KLE Eng Medium School, SOLAPUR
Class : Class 6
20 is the correct answer

Ans 4:

Aryan Goyal from DPS , Dwarka, New Delhi
Class : Class 3
c c c c c c c c c c c c c c c c c c c c c c c c c c c cc c c cc c c c c c c c c c c c c c c c c c c c c c c c c

Ans 5:

Aditi Shiv Shankar Jaiswal from Delhi Public School Jeddah, Jeddah
Class : Class 4

Ans 6:

Shashwat Srivastava from vibgyor high marathhalli, Bengaluru
Class : Class 3
c

Ans 7:

Aarav Gupta from AKSIPS 125 Smart school Mohali , Mohali
Class : Class 2

Ans 8:

taalish singh from kothari school, noida
Class : Class 7
20 correct answer

Ans 9:

Gaurav Patel from kV raigarh, Raigarh
Class : Class 6
20

Ans 10:

Daivik Ghosh from Delhi Public School, Kolkata
Class : Class 8
[C]20

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kamakshi garg from venkateshwar global school, New Delhi
Subject :IMO    Class : Class 6

Ans 1:

Rajat from Jindal Vidya Mandir, BELLARY DIST
Class : Class 6
B) 7 , 5

Ans 2:

Allu Gowri sasaank from timpany school, Visakhapatnam
Class : Class 7
355*55=1775 17750=19525, the x must be equal to y so we get x=y=5

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Rishi Raj from John XXIII School, virar
Subject :IMO    Class : Class 6

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Manika from Velammal, Chennai
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

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

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Darsh Jain from Advanced Academy, Indore
Subject :IMO    Class : Class 4

Ans 1:

Admin from SOF, Noida
Class : Class 10
Dolly's Time: Roman-> CCVII, Decimal-> 207 Dravid's Time: Roman-> CCCXVI, Decimal-> 316 Difference: 316 - 207= 109, or Roman-> CIX Option (C)

Ans 2:

shiven jindal from sms janakpuri delhi, New Delhi
Class : Class 8
ans is C CCCXVI IS 316 N CCVII IS 207

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Eshaan from The Amaatra academy, Bengaluru
Subject :IMO    Class : Class 4

Ans 1:

aarav from GURUKUL THE SCHOOL, GHAZIABAD
Class : Class 7

Ans 2:

AKSHAT SRIVASTAVA from MANAV RACHNA GURGAON SECTOR 46, Gurgaon
Class : Class 6
OK

Ans 3:

Admin from SOF, Noida
Class : Class 10
Length of extra rope was 1/5 of the length of room, 480*1/5=96. Therefore total length of rope is, 480 + 96 = 576 Option (B)

Ans 4:

Devesh pandey from D.P.S. Roorkee, Roorkee
Class : Class 4
576 cm (B)

Ans 5:

ASHIM SARKAR from ,
Class : Class 4
B

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pallavi agrawal from ,
Subject :IMO    Class : Class 5

Ans 1:

Praneel ALLAM from global edge school, hyderabad
Class : Class 6
answer is option A as the numbers are 156,516,174,714,456,546,654,564

Ans 2:

Krish agarwal from Bhatnagar international, New Delhi
Class : Class 5
11 is the answer

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sai ramakrishna GUDIMETLA  from AMM MATRICULATION HIGHER SECONDARY SCHOOL, Chennai
Subject :IMO    Class : Class 4

Ans 1:

Shivam Dave from Jamnabai Narsee School, Gandhinagar
Class : Class 7
Check, has been corrected. The equation symbol has been placed -

Ans 2:

Admin from SOF, Noida
Class : Class 10
There was a minus sign in between which was missing. It has been corrected.
First Number = 84000+6000+150 = 90150
Second Number = 16000+ 8200 + 280 + 19 = 24499
Difference = 90150 - 24499 = 65651

Ans 3:

RAJESH DEWANGAN from ,
Class : Class 4
c

Ans 4:

AARAV GULATI from Vivek Summit, New Delhi
Class : Class 4
b

Ans 5:

Shivam Dave from Jamnabai Narsee School, Gandhinagar
Class : Class 7
The correct answer is 'B'. As you have been asked - 84 thousands 60 hundreds 50 tens = 90,150 16 thousands 82 hundreds 28 tens 19 ones = 24,499 Now over here we have not been given an equation symbol. So, we assume that 90,150 - 24,999 = 65,651 Therefore the answer is 'B: 65,651'

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