International Maths Olympiad Forum By SOF Olympiad Trainer - Page 106
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manya12 from sri sankara senior secondary school, chennai
Subject :IMO    Class : Class 4
hh

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Nishka Singh from KV Nad Aluva, Ernakulam
Subject :IMO    Class : Class 4

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abhyankarvinayak@gmail.com from D.E.S. Primary School, Pune
Subject :IMO    Class : Class 4

Ans 1:

Sharvi Deshmukh from BRPS, Pune
Class : Class 1
(b)10

Ans 2:

AYUSH SINGH from ryan international school, Mumbai
Class : Class 5
choice B.10

Ans 3:

T Sathvik from Sanford global international school, hyderabad
Class : Class 4
Ans B

Ans 4:

Pavan from Kendriya Vidalaya DRDO, Bengaluru
Class : Class 8
PAVAN.M from BSRNS ,BANGALORE CLASS;4 OPTION ;B

Ans 5:

G AKSHAYA REDDY from KV NO 2 UPPAL, HYDERABAD
Class : Class 4
6+6+6-(2*4) = 10

Ans 6:

Megha Maheshwari from Jain public school, Rewari
Class : Class 7
Option B

Ans 7:

Atharv Mittal from JHPS, Hyderabad
Class : Class 8
option b 10

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adya from Radiant international school, patna
Subject :IMO    Class : Class 4

Ans 1:

adya from Radiant international school, patna
Class : Class 4
the correct answer is 2

Ans 2:

AYUSH SINGH from ryan international school, Mumbai
Class : Class 5
answer is 2

Ans 3:

T Sathvik from Sanford global international school, hyderabad
Class : Class 4
Ans 2

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Krish Sharma from kendriya vidyalaya tagore garden, New Delhi
Subject :IMO    Class : Class 4

Ans 1:

Krish Sharma from kendriya vidyalaya tagore garden, New Delhi
Class : Class 5
NONE OF THESE

Ans 2:

adya from Radiant international school, patna
Class : Class 4
your question is not clear

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mitali from sandipani school nagpur , Nagpur
Subject :IMO    Class : Class 4

Ans 1:

Sharvi Deshmukh from BRPS, Pune
Class : Class 1
45

Ans 2:

ANIKET RAY from DPS ROURKELA, Rourkela
Class : Class 5
45 YEARS OLDER

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mitali from sandipani school nagpur , Nagpur
Subject :IMO    Class : Class 4

Ans 1:

AYUSH SINGH from ryan international school, Mumbai
Class : Class 5
Answer is 10

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ameya from KC gandhi, kalyan
Subject :IMO    Class : Class 4

Ans 1:

Kanav Dhingra from DPS sec45, Gurgaon
Class : Class 10

Ans 2:

Tanmay from Giis, Malaysia
Class : Class 2
Answer d

Ans 3:

Sanskriti Samant from Euroschool Wakad, Pune
Class : Class 8

Ans 4:

Megha Maheshwari from Jain public school, Rewari
Class : Class 7
Answer-option A.

Ans 5:

Kanav Dhingra from DPS sec45, Gurgaon
Class : Class 10
ANS SHOULD BE D!!!!!!

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riya from TPS, Mumbai
Subject :IMO    Class : Class 4

Ans 1:

Sharvi Deshmukh from BRPS, Pune
Class : Class 1
(b)62 thats why because 62 doesn't come in 9's table

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Sri Mitra from GIIS, Singapore
Subject :IMO    Class : Class 4

Ans 1:

pulkit gautam from modern senior secondary school, Kota , Rajasthan, Dadabari Kota
Class : Class 4

Ans 2:

Arundhati Sarkar from DPS SECTOR 45 , Gurgaon
Class : Class 4
ans a-80. From 1-9 there are 9 digits . so we are left with 151-9=142 digits. Note that from 10 onwards all numbers are of 2 digits. So there are 142/2=71 numbers to have 142 digits. Therefore there are 9+71=80 numbers.

Ans 3:

pulkit gautam from modern senior secondary school, Kota , Rajasthan, Dadabari Kota
Class : Class 4
it should be a; as from 1-9, that are 9 single digits meaning that we are left with 151-9=142 digits. After that there are two digit numbers so 142/2=71 numbers , 71=9=80

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