International Maths Olympiad Forum By SOF Olympiad Trainer - Page 102
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adwaita from DPS NOIDA, Noida
Subject :IMO    Class : Class 4

Ans 1: (Master Answer)

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

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Kushagra Gupta from Primus Public School, Bengaluru
Subject :IMO    Class : Class 4

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aarav from GURUKUL THE SCHOOL, GHAZIABAD
Class : Class 7
answer is 11/20 as if unshaded is less than 1/2 we take it as 1/2 if it is more than 1/2 then we take it as 1 but if it is 1/2 we take it as 1/2 now count all of unshaded boxes you will get the answer

Ans 2:

Oscar Maltman from DBSEH, dubai
Class : Class 8

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Kushagra Gupta from Primus Public School, Bengaluru
Subject :IMO    Class : Class 4

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Nisha Toshniwal from GIIS, Pune
Class : Class 4

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Shaurya Veer from Blooming Dales International School, Sri Ganganagar
Class : Class 9

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AAKARSH ARORA from MOUNT CARMEL SCHOOL ANAND NIKETAN NEW DELHI-110021, New Delhi
Subject :IMO    Class : Class 4

Ans 1:

Aarnav Shah from Euro school, Thane
Class : Class 5
all other number ie 5234, 3241 and 4211 are between 5642 and 2341. only 5646 cannot be between them. so the answer is D

Ans 2:

ASHIM SARKAR from ,
Class : Class 4
d

Ans 3:

Anushka kumar from DPS paradip, odisa
Class : Class 9
D

Ans 4:

OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Class : Class 4

Ans 5:

Twinkle jolly from St Joseph's convent school, Hoshiarpur
Class : Class 4
D

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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:

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 2:

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

Ans 3:

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

Ans 4:

ASHIM SARKAR from ,
Class : Class 4
B

Ans 5:

aarav from GURUKUL THE SCHOOL, GHAZIABAD
Class : Class 7

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

Ans 1:

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 2:

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

Ans 3:

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'

Ans 4:

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

Ans 5:

RAJESH DEWANGAN from ,
Class : Class 4
c

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Ali asgar from DPS sushant lok, Gurgaon
Subject :IMO    Class : Class 4

Ans 1:

Roshan Kumar from Green Field public , Banglore
Class : Class 4
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suhas from podar, kalyan, Dist thane
Subject :IMO    Class : Class 4

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Dristiraj Nath from Maharshi Vidya Mandir, Rangia, Rangia
Class : Class 4

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sandynhpc@gmail.com from Kendriya Vidyalaya Sector12 Dwarka, New Delhi
Class : Class 5
d

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Akshaj Mittal from The Cambridge School, Dhuri
Class : Class 4

Ans 4:

RASESH SHARMA from BAL BHARATI PUBLIC SCHOOL, NOIDA
Class : Class 4

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