International Maths Olympiad Forum By SOF Olympiad Trainer - Page 289
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Jiya kirori from DPS International Edge School, Gurgaon
Subject :IMO    Class : Class 7

Ans 1:

Tanmayee from Cambridge , Bengaluru
Class : Class 8
c 36 explanation ------ 1:4 9:16 sooooooo 4:9:16 4x+9x+16x = 116 29x =116 x = 116/29 x = 4 the second number is 9x that is 9*4=36

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Anirudh from 989820Delhi Pubic school Rohini , Delhi
Subject :IMO    Class : Class 8

Ans 1:

ANIKA SHUKLA from UDGAM SCHOOL FOR CHILDREN, AHMEDABAD
Class : Class 10

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(C): Performance of student A during the year = Total marks of student A
= 50 + 75 + 60 + 70 + 80 = 335
Performance of student B during the year = Total marks of student B
= 60 + 85 + 75 + 60 + 65 = 345
∴ Performance of student B is better during the year.


Ans 3:

Kanav Arora from Maharaja Sawai Bhawani Singh, Jaipur
Class : Class 8

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Amal Amzath Ali from jss international school, dubai
Subject :IMO    Class : Class 5

Ans 1:

Vaibhav Elisetti from sri chaitanya techno school Nallagandla, Hyderabad
Class : Class 7
SO MUCH STUPID

Ans 2:

Md Kamil Adab from Surendranath Centenary School , Ranchi
Class : Class 7

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Dhwani Tiwari from Bhandari Public school , Khandwa
Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(B):  Let required number of days be y . 
2 × 5 × 12 = y × 4 × 2
⇒ 120 = 8y 
So, y = 15 days


Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(B):  Let required number of days be y . 
2 × 5 × 12 = y × 4 × 2
⇒ 120 = 8y 
So, y = 15 days


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Harsh from C. B. R. Modern Sr. Sec. School, Rewari
Subject :IMO    Class : Class 8

Ans 1:

Harsh from C. B. R. Modern Sr. Sec. School, Rewari
Class : Class 8

Ans 2:

ashashekhar from pis chinchwad, Pune
Class : Class 9

Ans 3:

Harsh from C. B. R. Modern Sr. Sec. School, Rewari
Class : Class 8

Ans 4:

ashashekhar from pis chinchwad, Pune
Class : Class 9

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Harsh from C. B. R. Modern Sr. Sec. School, Rewari
Subject :IMO    Class : Class 8

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

(D): Number of dots on  opposite  faces are (2, 4), ( 1, 6), (5, 3). 


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Debarka Das Gupta from Silchar Don Bosco School, Silchar
Subject :IMO    Class : Class 7

Ans 1:

Nayanaa Gupta from Modern Vidya Niketan Aravali Hills , Faridabad
Class : Class 8
Area of trapezium = 1/2 * h * (a+b) 72 = 1/2 * 6 * (4x+3x+10) 72 = 1/2 * 6 * (7x+10) 72 = 3 * (7x+10) 72 = 21x + 30 21x = 42 x = 42/21 x = 2 Thus, answer is A

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Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Subject :IMO    Class : Class 7

Ans 1:

Mrittika Roy from DPS Ruby Park, Kolkata
Class : Class 3

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Paridhi Umesh Kumar from Seven Square Academy, Thane
Subject :IMO    Class : Class 7

Ans 1:

Hridhay Kanodia from WelhamBoysSchool, Bathinda
Class : Class 7

Ans 2:

Akashdeep Das from Gems Modern Academy, Dubai
Class : Class 8
obtion b is correct answer, SOF is right.

Ans 3:

Elantheeran Porkkovan from San Academy, Chennai
Class : Class 7
option a is right

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Arpit Gupta from Pkr Jain , Ambala
Subject :IMO    Class : Class 10

Match the following.

(P) Rational form of 0.32 is (i)
(Q) Rational form of 0.254 is (ii)
(R) Rational form of 0.12 is (iii)
(S) Rational form of 0.24 is (iv)


A (P) → (iii); (Q) → (iv); (R) → (i); (S) → (ii)
B (P) → (iv); (Q) → (i); (R) → (ii); (S) → (iii)
C (P) → (iii); (Q) → (i); (R) → (iv); (S) → (ii)
D (P) → (i); (Q) → (iii); (R) → (iv); (S) → (ii)


the question is not correct.data is missing

Ans 1:

A1403A from SKCH, Bangalore
Class : Class 7

Ans 2:

Aditya from DPS, Bhopal
Class : Class 10
The table in the question has same value in (Q) and (S)

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