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Harsh Bhatia from Nalanda, Vadodara
Subject :NSO    Class : Class 7

Ans 1:

Papiya Biswas from ARMY PUBLIC SCHOOL, Kolkata
Class : Class 5
BY SSS. BECAUSE THE ANGLE IS NOT GIVEN

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Mousumi Bhattacharjee from Manav Rachna International School 46, Gurgaon
Subject :NSO    Class : Class 3

Ans 1:

Prana Tandon from Jain International School, Nagpur
Class : Class 4

Ans 2:

Prana Tandon from Jain International School, Nagpur
Class : Class 4
https://www.sofolympiadtrainer.com/forum/user/107043

Ans 3:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9

Ans 4:

ayush kumar from dps noida, delhi
Class : Class 8
hellow crazy kids

Ans 5:

Aditi Mahanti from DPS North Kolkata, Kolkata
Class : Class 3
a

Ans 6:

satish jain from CGR School, Hyderabad
Class : Class 3
A

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Inakshi Dev from Hemsheela, Kolkatta, Kolkatta
Subject :NSO    Class : Class 4

Ans 1:

Arnav kaul from Chirec, Hyderabad
Class : Class 2
D is the answer

Ans 2:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Ok guys

Ans 3:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Class : Class 4

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 2

Ans 1:

Sumi Goel from DPS,Ambala, Ambala
Class : Class 4
B

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Daksh from RKC, Rajkot
Subject :NSO    Class : Class 4

Ans 1:

Shubhra from DPS, Haridwar
Class : Class 5

Ans 2:

Shubhra from DPS, Haridwar
Class : Class 5

Ans 3:

Aarya Ranjan from Chrysalis High Varthur, bangalore
Class : Class 5
Ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 4:

Haroon T K from Silver Hills public school , Calicut
Class : Class 5
C

Ans 5:

Ahaan Mittal from Primus Public School, Bengaluru
Class : Class 8
correct answer is C

Ans 6:

Ishan Kapilbhai Barochiya from Mayoor Private School , Abu Dhabi
Class : Class 8
CCCCCC

Ans 7:

Mihir Rampally from VIBGYOR HIGH BALEWADI, Pune
Class : Class 8

Ans 8:

vineet8026@gmail.com from dps, Doha
Class : Class 1
Ccccccc

Ans 9:

TANVI D MARGHADE from PODAR INTERNATIONAL SCHOOL POWAI, MUMBAI
Class : Class 6
ans should be C

Ans 10:

Pannu from Bishops, Pune
Class : Class 7
Wheel and axle concept is different from pulley concept. While using screw driver, screwdriver is the axis and the hand turning it, is like a wheel.

Ans 11:

Muhammad Moosa khan from Eden Park International school, ANANTNAG
Class : Class 4
The actual is answer is D

Ans 12:

Radhika Jain from Sushila Birla Girls' School, Kolkata
Class : Class 5

Ans 13:

Radhika Jain from Sushila Birla Girls' School, Kolkata
Class : Class 5
I think the answer should be c

Ans 14:

Aadarsh from TCDAVPS, Babrala
Class : Class 9
Ans:C

Ans 15:

Bhavni Oberoi from Amity International School, Visakhapatnam
Class : Class 4
Crane has wheels on bottom

Ans 16:

Rishik De Sarkar from Delhi Public School Gurgaon, Gurgaon
Class : Class 7
C

Ans 17:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 4
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC

Ans 18:

Baban from dps, kolkata
Class : Class 3

Ans 19:

RAGHAV VARSHNEY from CITY MONTESSORI SCHOOL GOMTINAGAR LUCKNOW, Lucknow
Class : Class 7
I think correct answer is d

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Ayush Kumar from Maria Assupta Sr. Sec. Convent School, KASHIPUR
Subject :NSO    Class : Class 5

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Dheer Pandey from Sentia The Global School, Hyderabad
Subject :NSO    Class : Class 4

Ans 1:

Arnav Raj Sharma from The gulibilium school, Gurgaon
Class : Class 9
ONLY STATEMENT 3 IS CORRECT

Ans 2:

advay kaushik from the sanskaar valley school, Bhopal
Class : Class 5
But arent all the 4 statements correct???

Ans 3:

Dheer Pandey from Sentia The Global School, Hyderabad
Class : Class 10
i think b is the answer.

Ans 4:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Explain

Ans 5:

JESHAL MOHAPATRA from GEMS MODERN ACADEMY, Dubai
Class : Class 4
i agree

Ans 6:

spj2011 from DB, Chennai
Class : Class 5

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Dheer Pandey from Sentia The Global School, Hyderabad
Subject :NSO    Class : Class 4

Ans 1:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Yes I agree with Soumya Bajaj

Ans 2:

Krisha Ganeriwal from Podar International school, Mysore
Class : Class 2

Ans 3:

Soumya Bajaj from Rainbow Internatinal School, kopergaon
Class : Class 4
for speed of car to reach at bottom, gravity, weight of car and slope surface with friction of wheel n ramp all are important

Ans 4:

Dheer Pandey from Sentia The Global School, Hyderabad
Class : Class 10
can be option b

Ans 5:

Prisha from Kr mamgalam world school vaishali, Gzb
Class : Class 4

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Dheer Pandey from Sentia The Global School, Hyderabad
Subject :NSO    Class : Class 4

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Dheer Pandey from Sentia The Global School, Hyderabad
Subject :NSO    Class : Class 4

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